201428972680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18917}}^1\times {\mathrm{20477}}^1$

素因数の和:39418

約数の個数: 64

約数和(自身を含む): 488127533040

約数和(自身を除く): 286698560360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 18917, 20477, 37834, 40954, 75668, 81908, 94585, 102385, 151336, 163816, 189170, 204770, 245921, 266201, 378340, 409540, 491842, 532402, 756680, 819080, 983684, 1064804, 1229605, 1331005, 1967368, 2129608, 2459210, 2662010, 4918420, 5324020, 9836840, 10648040, 387363409, 774726818, 1549453636, 1936817045, 3098907272, 3873634090, 5035724317, 7747268180, 10071448634, 15494536360, 20142897268, 25178621585, 40285794536, 50357243170, 100714486340, 201428972680]

約数ペア:

[(1, 201428972680), (2, 100714486340), (4, 50357243170), (5, 40285794536), (8, 25178621585), (10, 20142897268), (13, 15494536360), (20, 10071448634), (26, 7747268180), (40, 5035724317), (52, 3873634090), (65, 3098907272), (104, 1936817045), (130, 1549453636), (260, 774726818), (520, 387363409), (18917, 10648040), (20477, 9836840), (37834, 5324020), (40954, 4918420), (75668, 2662010), (81908, 2459210), (94585, 2129608), (102385, 1967368), (151336, 1331005), (163816, 1229605), (189170, 1064804), (204770, 983684), (245921, 819080), (266201, 756680), (378340, 532402), (409540, 491842)]