4381325

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:114

約数の個数: 36

約数和(自身を含む): 6331068

約数和(自身を除く): 1949743

約数列:

[1, 5, 13, 17, 25, 61, 65, 85, 169, 221, 305, 325, 425, 793, 845, 1037, 1105, 1525, 2873, 3965, 4225, 5185, 5525, 10309, 13481, 14365, 19825, 25925, 51545, 67405, 71825, 175253, 257725, 337025, 876265, 4381325]

約数ペア:

[(1, 4381325), (5, 876265), (13, 337025), (17, 257725), (25, 175253), (61, 71825), (65, 67405), (85, 51545), (169, 25925), (221, 19825), (305, 14365), (325, 13481), (425, 10309), (793, 5525), (845, 5185), (1037, 4225), (1105, 3965), (1525, 2873)]