19615672700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:649

約数の個数: 216

約数和(自身を含む): 49244764800

約数和(自身を除く): 29629092100

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 109, 130, 170, 218, 221, 260, 289, 325, 340, 425, 436, 442, 479, 545, 578, 650, 850, 884, 958, 1090, 1105, 1156, 1300, 1417, 1445, 1700, 1853, 1916, 2180, 2210, 2395, 2725, 2834, 2890, 3706, 3757, 4420, 4790, 5450, 5525, 5668, 5780, 6227, 7085, 7225, 7412, 7514, 8143, 9265, 9580, 10900, 11050, 11975, 12454, 14170, 14450, 15028, 16286, 18530, 18785, 22100, 23950, 24089, 24908, 28340, 28900, 31135, 31501, 32572, 35425, 37060, 37570, 40715, 46325, 47900, 48178, 52211, 62270, 63002, 70850, 75140, 81430, 92650, 93925, 96356, 104422, 105859, 120445, 124540, 126004, 138431, 141700, 155675, 157505, 162860, 185300, 187850, 203575, 208844, 211718, 240890, 261055, 276862, 311350, 315010, 375700, 407150, 409513, 423436, 481780, 522110, 529295, 553724, 602225, 622700, 630020, 678743, 692155, 787525, 814300, 819026, 887587, 1044220, 1058590, 1204450, 1305275, 1357486, 1384310, 1575050, 1638052, 1775174, 1799603, 2047565, 2117180, 2408900, 2610550, 2646475, 2714972, 2768620, 3150100, 3393715, 3460775, 3550348, 3599206, 4095130, 4437935, 5221100, 5292950, 6787430, 6921550, 7198412, 8190260, 8875870, 8998015, 10237825, 10585900, 11538631, 13574860, 13843100, 15088979, 16968575, 17751740, 17996030, 20475650, 22189675, 23077262, 30177958, 33937150, 35992060, 40951300, 44379350, 44990075, 46154524, 57693155, 60355916, 67874300, 75444895, 88758700, 89980150, 115386310, 150889790, 179960300, 196156727, 230772620, 288465775, 301779580, 377224475, 392313454, 576931550, 754448950, 784626908, 980783635, 1153863100, 1508897900, 1961567270, 3923134540, 4903918175, 9807836350, 19615672700]

約数ペア:

[(1, 19615672700), (2, 9807836350), (4, 4903918175), (5, 3923134540), (10, 1961567270), (13, 1508897900), (17, 1153863100), (20, 980783635), (25, 784626908), (26, 754448950), (34, 576931550), (50, 392313454), (52, 377224475), (65, 301779580), (68, 288465775), (85, 230772620), (100, 196156727), (109, 179960300), (130, 150889790), (170, 115386310), (218, 89980150), (221, 88758700), (260, 75444895), (289, 67874300), (325, 60355916), (340, 57693155), (425, 46154524), (436, 44990075), (442, 44379350), (479, 40951300), (545, 35992060), (578, 33937150), (650, 30177958), (850, 23077262), (884, 22189675), (958, 20475650), (1090, 17996030), (1105, 17751740), (1156, 16968575), (1300, 15088979), (1417, 13843100), (1445, 13574860), (1700, 11538631), (1853, 10585900), (1916, 10237825), (2180, 8998015), (2210, 8875870), (2395, 8190260), (2725, 7198412), (2834, 6921550), (2890, 6787430), (3706, 5292950), (3757, 5221100), (4420, 4437935), (4790, 4095130), (5450, 3599206), (5525, 3550348), (5668, 3460775), (5780, 3393715), (6227, 3150100), (7085, 2768620), (7225, 2714972), (7412, 2646475), (7514, 2610550), (8143, 2408900), (9265, 2117180), (9580, 2047565), (10900, 1799603), (11050, 1775174), (11975, 1638052), (12454, 1575050), (14170, 1384310), (14450, 1357486), (15028, 1305275), (16286, 1204450), (18530, 1058590), (18785, 1044220), (22100, 887587), (23950, 819026), (24089, 814300), (24908, 787525), (28340, 692155), (28900, 678743), (31135, 630020), (31501, 622700), (32572, 602225), (35425, 553724), (37060, 529295), (37570, 522110), (40715, 481780), (46325, 423436), (47900, 409513), (48178, 407150), (52211, 375700), (62270, 315010), (63002, 311350), (70850, 276862), (75140, 261055), (81430, 240890), (92650, 211718), (93925, 208844), (96356, 203575), (104422, 187850), (105859, 185300), (120445, 162860), (124540, 157505), (126004, 155675), (138431, 141700)]