10890025

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 14168984

約数和(自身を除く): 3278959

約数列:

[1, 5, 25, 37, 61, 185, 193, 305, 925, 965, 1525, 2257, 4825, 7141, 11285, 11773, 35705, 56425, 58865, 178525, 294325, 435601, 2178005, 10890025]

約数ペア:

[(1, 10890025), (5, 2178005), (25, 435601), (37, 294325), (61, 178525), (185, 58865), (193, 56425), (305, 35705), (925, 11773), (965, 11285), (1525, 7141), (2257, 4825)]