28478811400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:465

約数の個数: 288

約数和(自身を含む): 76553225280

約数和(自身を除く): 48074413880

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 85, 100, 104, 130, 136, 151, 170, 200, 221, 251, 260, 289, 302, 325, 340, 425, 442, 502, 520, 578, 604, 650, 680, 755, 850, 884, 1004, 1105, 1156, 1208, 1255, 1300, 1445, 1510, 1700, 1768, 1963, 2008, 2210, 2312, 2510, 2567, 2600, 2890, 3020, 3263, 3400, 3757, 3775, 3926, 4267, 4420, 5020, 5134, 5525, 5780, 6040, 6275, 6526, 7225, 7514, 7550, 7852, 8534, 8840, 9815, 10040, 10268, 11050, 11560, 12550, 12835, 13052, 14450, 15028, 15100, 15704, 16315, 17068, 18785, 19630, 20536, 21335, 22100, 25100, 25670, 26104, 28900, 30056, 30200, 32630, 33371, 34136, 37570, 37901, 39260, 42670, 43639, 44200, 49075, 50200, 51340, 55471, 57800, 64175, 65260, 66742, 72539, 75140, 75802, 78520, 81575, 85340, 87278, 93925, 98150, 102680, 106675, 110942, 128350, 130520, 133484, 145078, 150280, 151604, 163150, 166855, 170680, 174556, 187850, 189505, 196300, 213350, 218195, 221884, 256700, 266968, 277355, 290156, 303208, 326300, 333710, 349112, 362695, 375700, 379010, 392600, 426700, 436390, 443768, 492713, 513400, 554710, 567307, 580312, 644317, 652600, 667420, 725390, 751400, 758020, 834275, 853400, 872780, 943007, 947525, 985426, 1090975, 1109420, 1134614, 1288634, 1334840, 1386775, 1450780, 1516040, 1668550, 1745560, 1813475, 1886014, 1895050, 1970852, 2181950, 2218840, 2269228, 2463565, 2577268, 2773550, 2836535, 2901560, 3221585, 3337100, 3626950, 3772028, 3790100, 3941704, 4363900, 4538456, 4715035, 4927130, 5154536, 5547100, 5673070, 6443170, 6674200, 7253900, 7544056, 7580200, 8376121, 8727800, 9430070, 9854260, 10953389, 11094200, 11346140, 12317825, 12886340, 14182675, 14507800, 16107925, 16752242, 18860140, 19708520, 21906778, 22692280, 23575175, 24635650, 25772680, 28365350, 32215850, 33504484, 37720280, 41880605, 43813556, 47150350, 49271300, 54766945, 56730700, 64431700, 67008968, 83761210, 87627112, 94300700, 98542600, 109533890, 113461400, 128863400, 142394057, 167522420, 188601400, 209403025, 219067780, 273834725, 284788114, 335044840, 418806050, 438135560, 547669450, 569576228, 711970285, 837612100, 1095338900, 1139152456, 1423940570, 1675224200, 2190677800, 2847881140, 3559851425, 5695762280, 7119702850, 14239405700, 28478811400]

約数ペア:

[(1, 28478811400), (2, 14239405700), (4, 7119702850), (5, 5695762280), (8, 3559851425), (10, 2847881140), (13, 2190677800), (17, 1675224200), (20, 1423940570), (25, 1139152456), (26, 1095338900), (34, 837612100), (40, 711970285), (50, 569576228), (52, 547669450), (65, 438135560), (68, 418806050), (85, 335044840), (100, 284788114), (104, 273834725), (130, 219067780), (136, 209403025), (151, 188601400), (170, 167522420), (200, 142394057), (221, 128863400), (251, 113461400), (260, 109533890), (289, 98542600), (302, 94300700), (325, 87627112), (340, 83761210), (425, 67008968), (442, 64431700), (502, 56730700), (520, 54766945), (578, 49271300), (604, 47150350), (650, 43813556), (680, 41880605), (755, 37720280), (850, 33504484), (884, 32215850), (1004, 28365350), (1105, 25772680), (1156, 24635650), (1208, 23575175), (1255, 22692280), (1300, 21906778), (1445, 19708520), (1510, 18860140), (1700, 16752242), (1768, 16107925), (1963, 14507800), (2008, 14182675), (2210, 12886340), (2312, 12317825), (2510, 11346140), (2567, 11094200), (2600, 10953389), (2890, 9854260), (3020, 9430070), (3263, 8727800), (3400, 8376121), (3757, 7580200), (3775, 7544056), (3926, 7253900), (4267, 6674200), (4420, 6443170), (5020, 5673070), (5134, 5547100), (5525, 5154536), (5780, 4927130), (6040, 4715035), (6275, 4538456), (6526, 4363900), (7225, 3941704), (7514, 3790100), (7550, 3772028), (7852, 3626950), (8534, 3337100), (8840, 3221585), (9815, 2901560), (10040, 2836535), (10268, 2773550), (11050, 2577268), (11560, 2463565), (12550, 2269228), (12835, 2218840), (13052, 2181950), (14450, 1970852), (15028, 1895050), (15100, 1886014), (15704, 1813475), (16315, 1745560), (17068, 1668550), (18785, 1516040), (19630, 1450780), (20536, 1386775), (21335, 1334840), (22100, 1288634), (25100, 1134614), (25670, 1109420), (26104, 1090975), (28900, 985426), (30056, 947525), (30200, 943007), (32630, 872780), (33371, 853400), (34136, 834275), (37570, 758020), (37901, 751400), (39260, 725390), (42670, 667420), (43639, 652600), (44200, 644317), (49075, 580312), (50200, 567307), (51340, 554710), (55471, 513400), (57800, 492713), (64175, 443768), (65260, 436390), (66742, 426700), (72539, 392600), (75140, 379010), (75802, 375700), (78520, 362695), (81575, 349112), (85340, 333710), (87278, 326300), (93925, 303208), (98150, 290156), (102680, 277355), (106675, 266968), (110942, 256700), (128350, 221884), (130520, 218195), (133484, 213350), (145078, 196300), (150280, 189505), (151604, 187850), (163150, 174556), (166855, 170680)]