98678975

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 125550000

約数和(自身を除く): 26871025

約数列:

[1, 5, 25, 59, 149, 295, 449, 745, 1475, 2245, 3725, 8791, 11225, 26491, 43955, 66901, 132455, 219775, 334505, 662275, 1672525, 3947159, 19735795, 98678975]

約数ペア:

[(1, 98678975), (5, 19735795), (25, 3947159), (59, 1672525), (149, 662275), (295, 334505), (449, 219775), (745, 132455), (1475, 66901), (2245, 43955), (3725, 26491), (8791, 11225)]