51961325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2621}}^1$

素因数の和:2705

約数の個数: 24

約数和(自身を含む): 70552776

約数和(自身を除く): 18591451

約数列:

[1, 5, 13, 25, 61, 65, 305, 325, 793, 1525, 2621, 3965, 13105, 19825, 34073, 65525, 159881, 170365, 799405, 851825, 2078453, 3997025, 10392265, 51961325]

約数ペア:

[(1, 51961325), (5, 10392265), (13, 3997025), (25, 2078453), (61, 851825), (65, 799405), (305, 170365), (325, 159881), (793, 65525), (1525, 34073), (2621, 19825), (3965, 13105)]