64506416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{310127}}^1$

素因数の和:310148

約数の個数: 20

約数和(自身を含む): 134595552

約数和(自身を除く): 70089136

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 310127, 620254, 1240508, 2481016, 4031651, 4962032, 8063302, 16126604, 32253208, 64506416]

約数ペア:

[(1, 64506416), (2, 32253208), (4, 16126604), (8, 8063302), (13, 4962032), (16, 4031651), (26, 2481016), (52, 1240508), (104, 620254), (208, 310127)]