77915240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149837}}^1$

素因数の和:149861

約数の個数: 32

約数和(自身を含む): 188795880

約数和(自身を除く): 110880640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 149837, 299674, 599348, 749185, 1198696, 1498370, 1947881, 2996740, 3895762, 5993480, 7791524, 9739405, 15583048, 19478810, 38957620, 77915240]

約数ペア:

[(1, 77915240), (2, 38957620), (4, 19478810), (5, 15583048), (8, 9739405), (10, 7791524), (13, 5993480), (20, 3895762), (26, 2996740), (40, 1947881), (52, 1498370), (65, 1198696), (104, 749185), (130, 599348), (260, 299674), (520, 149837)]