85981445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 117227520

約数和(自身を除く): 31246075

約数列:

[1, 5, 11, 31, 55, 155, 211, 239, 341, 1055, 1195, 1705, 2321, 2629, 6541, 7409, 11605, 13145, 32705, 37045, 50429, 71951, 81499, 252145, 359755, 407495, 554719, 1563299, 2773595, 7816495, 17196289, 85981445]

約数ペア:

[(1, 85981445), (5, 17196289), (11, 7816495), (31, 2773595), (55, 1563299), (155, 554719), (211, 407495), (239, 359755), (341, 252145), (1055, 81499), (1195, 71951), (1705, 50429), (2321, 37045), (2629, 32705), (6541, 13145), (7409, 11605)]