81191310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{62939}}^1$

素因数の和:62992

約数の個数: 32

約数和(自身を含む): 199393920

約数和(自身を除く): 118202610

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 62939, 125878, 188817, 314695, 377634, 629390, 944085, 1888170, 2706377, 5412754, 8119131, 13531885, 16238262, 27063770, 40595655, 81191310]

約数ペア:

[(1, 81191310), (2, 40595655), (3, 27063770), (5, 16238262), (6, 13531885), (10, 8119131), (15, 5412754), (30, 2706377), (43, 1888170), (86, 944085), (129, 629390), (215, 377634), (258, 314695), (430, 188817), (645, 125878), (1290, 62939)]