129468700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{30109}}^1$

素因数の和:30166

約数の個数: 36

約数和(自身を含む): 287490280

約数和(自身を除く): 158021580

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 30109, 60218, 120436, 150545, 301090, 602180, 752725, 1294687, 1505450, 2589374, 3010900, 5178748, 6473435, 12946870, 25893740, 32367175, 64734350, 129468700]

約数ペア:

[(1, 129468700), (2, 64734350), (4, 32367175), (5, 25893740), (10, 12946870), (20, 6473435), (25, 5178748), (43, 3010900), (50, 2589374), (86, 1505450), (100, 1294687), (172, 752725), (215, 602180), (430, 301090), (860, 150545), (1075, 120436), (2150, 60218), (4300, 30109)]