25379375

素因数分解:

$5^4\times 7^1\times {\mathrm{5801}}^1$

素因数の和:5828

約数の個数: 20

約数和(自身を含む): 36250896

約数和(自身を除く): 10871521

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 4375, 5801, 29005, 40607, 145025, 203035, 725125, 1015175, 3625625, 5075875, 25379375]

約数ペア:

[(1, 25379375), (5, 5075875), (7, 3625625), (25, 1015175), (35, 725125), (125, 203035), (175, 145025), (625, 40607), (875, 29005), (4375, 5801)]