65015240

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{2887}}^1$

素因数の和:3461

約数の個数: 32

約数和(自身を含む): 146594880

約数和(自身を除く): 81579640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 2252, 2815, 2887, 4504, 5630, 5774, 11260, 11548, 14435, 22520, 23096, 28870, 57740, 115480, 1625381, 3250762, 6501524, 8126905, 13003048, 16253810, 32507620, 65015240]

約数ペア:

[(1, 65015240), (2, 32507620), (4, 16253810), (5, 13003048), (8, 8126905), (10, 6501524), (20, 3250762), (40, 1625381), (563, 115480), (1126, 57740), (2252, 28870), (2815, 23096), (2887, 22520), (4504, 14435), (5630, 11548), (5774, 11260)]