20804535750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:344

約数の個数: 256

約数和(自身を含む): 55212917760

約数和(自身を除く): 34408382010

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 37, 50, 59, 74, 75, 97, 111, 118, 125, 131, 150, 177, 185, 194, 222, 250, 262, 291, 295, 354, 370, 375, 393, 485, 555, 582, 590, 655, 750, 786, 885, 925, 970, 1110, 1310, 1455, 1475, 1770, 1850, 1965, 2183, 2425, 2775, 2910, 2950, 3275, 3589, 3930, 4366, 4425, 4625, 4847, 4850, 5550, 5723, 6549, 6550, 7178, 7275, 7375, 7729, 8850, 9250, 9694, 9825, 10767, 10915, 11446, 12125, 12707, 13098, 13875, 14541, 14550, 14750, 15458, 16375, 17169, 17945, 19650, 21534, 21830, 22125, 23187, 24235, 24250, 25414, 27750, 28615, 29082, 32745, 32750, 34338, 35890, 36375, 38121, 38645, 44250, 46374, 48470, 49125, 53835, 54575, 57230, 63535, 65490, 72705, 72750, 76242, 77290, 85845, 89725, 98250, 107670, 109150, 115935, 121175, 127070, 143075, 145410, 163725, 171690, 179450, 190605, 193225, 211751, 231870, 242350, 269175, 272875, 285973, 286150, 317675, 327450, 363525, 381210, 386450, 423502, 429225, 448625, 470159, 538350, 545750, 571946, 579675, 605875, 635253, 635350, 715375, 727050, 749713, 818625, 857919, 858450, 897250, 940318, 953025, 966125, 1058755, 1159350, 1211750, 1270506, 1345875, 1410477, 1429865, 1430750, 1499426, 1588375, 1637250, 1715838, 1817625, 1906050, 1932250, 2117510, 2146125, 2249139, 2350795, 2691750, 2820954, 2859730, 2898375, 3176265, 3176750, 3635250, 3748565, 4289595, 4292250, 4498278, 4701590, 4765125, 5293775, 5796750, 6352530, 7052385, 7149325, 7497130, 8579190, 9530250, 10587550, 11245695, 11753975, 14104770, 14298650, 15881325, 18742825, 21447975, 22491390, 23507950, 26468875, 27739381, 31762650, 35261925, 35746625, 37485650, 42895950, 52937750, 55478762, 56228475, 58769875, 70523850, 71493250, 79406625, 83218143, 93714125, 107239875, 112456950, 117539750, 138696905, 158813250, 166436286, 176309625, 187428250, 214479750, 277393810, 281142375, 352619250, 416090715, 562284750, 693484525, 832181430, 1386969050, 2080453575, 3467422625, 4160907150, 6934845250, 10402267875, 20804535750]

約数ペア:

[(1, 20804535750), (2, 10402267875), (3, 6934845250), (5, 4160907150), (6, 3467422625), (10, 2080453575), (15, 1386969050), (25, 832181430), (30, 693484525), (37, 562284750), (50, 416090715), (59, 352619250), (74, 281142375), (75, 277393810), (97, 214479750), (111, 187428250), (118, 176309625), (125, 166436286), (131, 158813250), (150, 138696905), (177, 117539750), (185, 112456950), (194, 107239875), (222, 93714125), (250, 83218143), (262, 79406625), (291, 71493250), (295, 70523850), (354, 58769875), (370, 56228475), (375, 55478762), (393, 52937750), (485, 42895950), (555, 37485650), (582, 35746625), (590, 35261925), (655, 31762650), (750, 27739381), (786, 26468875), (885, 23507950), (925, 22491390), (970, 21447975), (1110, 18742825), (1310, 15881325), (1455, 14298650), (1475, 14104770), (1770, 11753975), (1850, 11245695), (1965, 10587550), (2183, 9530250), (2425, 8579190), (2775, 7497130), (2910, 7149325), (2950, 7052385), (3275, 6352530), (3589, 5796750), (3930, 5293775), (4366, 4765125), (4425, 4701590), (4625, 4498278), (4847, 4292250), (4850, 4289595), (5550, 3748565), (5723, 3635250), (6549, 3176750), (6550, 3176265), (7178, 2898375), (7275, 2859730), (7375, 2820954), (7729, 2691750), (8850, 2350795), (9250, 2249139), (9694, 2146125), (9825, 2117510), (10767, 1932250), (10915, 1906050), (11446, 1817625), (12125, 1715838), (12707, 1637250), (13098, 1588375), (13875, 1499426), (14541, 1430750), (14550, 1429865), (14750, 1410477), (15458, 1345875), (16375, 1270506), (17169, 1211750), (17945, 1159350), (19650, 1058755), (21534, 966125), (21830, 953025), (22125, 940318), (23187, 897250), (24235, 858450), (24250, 857919), (25414, 818625), (27750, 749713), (28615, 727050), (29082, 715375), (32745, 635350), (32750, 635253), (34338, 605875), (35890, 579675), (36375, 571946), (38121, 545750), (38645, 538350), (44250, 470159), (46374, 448625), (48470, 429225), (49125, 423502), (53835, 386450), (54575, 381210), (57230, 363525), (63535, 327450), (65490, 317675), (72705, 286150), (72750, 285973), (76242, 272875), (77290, 269175), (85845, 242350), (89725, 231870), (98250, 211751), (107670, 193225), (109150, 190605), (115935, 179450), (121175, 171690), (127070, 163725), (143075, 145410)]