4157375

素因数分解:

$5^3\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:515

約数の個数: 16

約数和(自身を含む): 5266560

約数和(自身を除く): 1109185

約数列:

[1, 5, 25, 79, 125, 395, 421, 1975, 2105, 9875, 10525, 33259, 52625, 166295, 831475, 4157375]

約数ペア:

[(1, 4157375), (5, 831475), (25, 166295), (79, 52625), (125, 33259), (395, 10525), (421, 9875), (1975, 2105)]