20196443800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{863}}^1\times {\mathrm{9001}}^1$

素因数の和:9893

約数の個数: 96

約数和(自身を含む): 50633009280

約数和(自身を除く): 30436565480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 863, 1300, 1726, 2600, 3452, 4315, 6904, 8630, 9001, 11219, 17260, 18002, 21575, 22438, 34520, 36004, 43150, 44876, 45005, 56095, 72008, 86300, 89752, 90010, 112190, 117013, 172600, 180020, 224380, 225025, 234026, 280475, 360040, 448760, 450050, 468052, 560950, 585065, 900100, 936104, 1121900, 1170130, 1800200, 2243800, 2340260, 2925325, 4680520, 5850650, 7767863, 11701300, 15535726, 23402600, 31071452, 38839315, 62142904, 77678630, 100982219, 155357260, 194196575, 201964438, 310714520, 388393150, 403928876, 504911095, 776786300, 807857752, 1009822190, 1553572600, 2019644380, 2524555475, 4039288760, 5049110950, 10098221900, 20196443800]

約数ペア:

[(1, 20196443800), (2, 10098221900), (4, 5049110950), (5, 4039288760), (8, 2524555475), (10, 2019644380), (13, 1553572600), (20, 1009822190), (25, 807857752), (26, 776786300), (40, 504911095), (50, 403928876), (52, 388393150), (65, 310714520), (100, 201964438), (104, 194196575), (130, 155357260), (200, 100982219), (260, 77678630), (325, 62142904), (520, 38839315), (650, 31071452), (863, 23402600), (1300, 15535726), (1726, 11701300), (2600, 7767863), (3452, 5850650), (4315, 4680520), (6904, 2925325), (8630, 2340260), (9001, 2243800), (11219, 1800200), (17260, 1170130), (18002, 1121900), (21575, 936104), (22438, 900100), (34520, 585065), (36004, 560950), (43150, 468052), (44876, 450050), (45005, 448760), (56095, 360040), (72008, 280475), (86300, 234026), (89752, 225025), (90010, 224380), (112190, 180020), (117013, 172600)]