66703975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1229}}^1$

素因数の和:1419

約数の個数: 24

約数和(自身を含む): 89681760

約数和(自身を除く): 22977785

約数列:

[1, 5, 13, 25, 65, 167, 325, 835, 1229, 2171, 4175, 6145, 10855, 15977, 30725, 54275, 79885, 205243, 399425, 1026215, 2668159, 5131075, 13340795, 66703975]

約数ペア:

[(1, 66703975), (5, 13340795), (13, 5131075), (25, 2668159), (65, 1026215), (167, 399425), (325, 205243), (835, 79885), (1229, 54275), (2171, 30725), (4175, 15977), (6145, 10855)]