87764240

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{10651}}^1$

素因数の和:10767

約数の個数: 40

約数和(自身を含む): 206052288

約数和(自身を除く): 118288048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 10651, 21302, 42604, 53255, 85208, 106510, 170416, 213020, 426040, 852080, 1097053, 2194106, 4388212, 5485265, 8776424, 10970530, 17552848, 21941060, 43882120, 87764240]

約数ペア:

[(1, 87764240), (2, 43882120), (4, 21941060), (5, 17552848), (8, 10970530), (10, 8776424), (16, 5485265), (20, 4388212), (40, 2194106), (80, 1097053), (103, 852080), (206, 426040), (412, 213020), (515, 170416), (824, 106510), (1030, 85208), (1648, 53255), (2060, 42604), (4120, 21302), (8240, 10651)]