12538175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 16915584

約数和(自身を除く): 4377409

約数列:

[1, 5, 13, 25, 65, 173, 223, 325, 865, 1115, 2249, 2899, 4325, 5575, 11245, 14495, 38579, 56225, 72475, 192895, 501527, 964475, 2507635, 12538175]

約数ペア:

[(1, 12538175), (5, 2507635), (13, 964475), (25, 501527), (65, 192895), (173, 72475), (223, 56225), (325, 38579), (865, 14495), (1115, 11245), (2249, 5575), (2899, 4325)]