39675025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 57746304

約数和(自身を除く): 18071279

約数列:

[1, 5, 13, 17, 25, 43, 65, 85, 167, 215, 221, 325, 425, 559, 731, 835, 1075, 1105, 2171, 2795, 2839, 3655, 4175, 5525, 7181, 9503, 10855, 13975, 14195, 18275, 35905, 36907, 47515, 54275, 70975, 93353, 122077, 179525, 184535, 237575, 466765, 610385, 922675, 1587001, 2333825, 3051925, 7935005, 39675025]

約数ペア:

[(1, 39675025), (5, 7935005), (13, 3051925), (17, 2333825), (25, 1587001), (43, 922675), (65, 610385), (85, 466765), (167, 237575), (215, 184535), (221, 179525), (325, 122077), (425, 93353), (559, 70975), (731, 54275), (835, 47515), (1075, 36907), (1105, 35905), (2171, 18275), (2795, 14195), (2839, 13975), (3655, 10855), (4175, 9503), (5525, 7181)]