138818875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{85427}}^1$

素因数の和:85455

約数の個数: 16

約数和(自身を含む): 186574752

約数和(自身を除く): 47755877

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 85427, 427135, 1110551, 2135675, 5552755, 10678375, 27763775, 138818875]

約数ペア:

[(1, 138818875), (5, 27763775), (13, 10678375), (25, 5552755), (65, 2135675), (125, 1110551), (325, 427135), (1625, 85427)]