31434530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 61338600

約数和(自身を除く): 29904070

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 146, 149, 170, 289, 298, 365, 578, 730, 745, 1241, 1445, 1490, 2482, 2533, 2890, 5066, 6205, 10877, 12410, 12665, 21097, 21754, 25330, 42194, 43061, 54385, 86122, 105485, 108770, 184909, 210970, 215305, 369818, 430610, 924545, 1849090, 3143453, 6286906, 15717265, 31434530]

約数ペア:

[(1, 31434530), (2, 15717265), (5, 6286906), (10, 3143453), (17, 1849090), (34, 924545), (73, 430610), (85, 369818), (146, 215305), (149, 210970), (170, 184909), (289, 108770), (298, 105485), (365, 86122), (578, 54385), (730, 43061), (745, 42194), (1241, 25330), (1445, 21754), (1490, 21097), (2482, 12665), (2533, 12410), (2890, 10877), (5066, 6205)]