85188025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4297}}^1$

素因数の和:4381

約数の個数: 24

約数和(自身を含む): 115650584

約数和(自身を除く): 30462559

約数列:

[1, 5, 13, 25, 61, 65, 305, 325, 793, 1525, 3965, 4297, 19825, 21485, 55861, 107425, 262117, 279305, 1310585, 1396525, 3407521, 6552925, 17037605, 85188025]

約数ペア:

[(1, 85188025), (5, 17037605), (13, 6552925), (25, 3407521), (61, 1396525), (65, 1310585), (305, 279305), (325, 262117), (793, 107425), (1525, 55861), (3965, 21485), (4297, 19825)]