65157940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{11273}}^1$

素因数の和:11316

約数の個数: 36

約数和(自身を含む): 145366956

約数和(自身を除く): 80209016

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 11273, 22546, 45092, 56365, 112730, 191641, 225460, 383282, 766564, 958205, 1916410, 3257897, 3832820, 6515794, 13031588, 16289485, 32578970, 65157940]

約数ペア:

[(1, 65157940), (2, 32578970), (4, 16289485), (5, 13031588), (10, 6515794), (17, 3832820), (20, 3257897), (34, 1916410), (68, 958205), (85, 766564), (170, 383282), (289, 225460), (340, 191641), (578, 112730), (1156, 56365), (1445, 45092), (2890, 22546), (5780, 11273)]