71380301980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{274539623}}^1$

素因数の和:274539645

約数の個数: 24

約数和(自身を含む): 161429298912

約数和(自身を除く): 90048996932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 274539623, 549079246, 1098158492, 1372698115, 2745396230, 3569015099, 5490792460, 7138030198, 14276060396, 17845075495, 35690150990, 71380301980]

約数ペア:

[(1, 71380301980), (2, 35690150990), (4, 17845075495), (5, 14276060396), (10, 7138030198), (13, 5490792460), (20, 3569015099), (26, 2745396230), (52, 1372698115), (65, 1098158492), (130, 549079246), (260, 274539623)]