91993490

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{631}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 169274880

約数和(自身を除く): 77281390

約数列:

[1, 2, 5, 10, 61, 122, 239, 305, 478, 610, 631, 1195, 1262, 2390, 3155, 6310, 14579, 29158, 38491, 72895, 76982, 145790, 150809, 192455, 301618, 384910, 754045, 1508090, 9199349, 18398698, 45996745, 91993490]

約数ペア:

[(1, 91993490), (2, 45996745), (5, 18398698), (10, 9199349), (61, 1508090), (122, 754045), (239, 384910), (305, 301618), (478, 192455), (610, 150809), (631, 145790), (1195, 76982), (1262, 72895), (2390, 38491), (3155, 29158), (6310, 14579)]