155040145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{76943}}^1$

素因数の和:76992

約数の個数: 16

約数和(自身を含む): 206825472

約数和(自身を除く): 51785327

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 76943, 384715, 1000259, 2385233, 5001295, 11926165, 31008029, 155040145]

約数ペア:

[(1, 155040145), (5, 31008029), (13, 11926165), (31, 5001295), (65, 2385233), (155, 1000259), (403, 384715), (2015, 76943)]