87301240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167887}}^1$

素因数の和:167911

約数の個数: 32

約数和(自身を含む): 211538880

約数和(自身を除く): 124237640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 167887, 335774, 671548, 839435, 1343096, 1678870, 2182531, 3357740, 4365062, 6715480, 8730124, 10912655, 17460248, 21825310, 43650620, 87301240]

約数ペア:

[(1, 87301240), (2, 43650620), (4, 21825310), (5, 17460248), (8, 10912655), (10, 8730124), (13, 6715480), (20, 4365062), (26, 3357740), (40, 2182531), (52, 1678870), (65, 1343096), (104, 839435), (130, 671548), (260, 335774), (520, 167887)]