68428875

素因数分解:

$3^1\times 5^3\times {\mathrm{251}}^1\times {\mathrm{727}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 114476544

約数和(自身を除く): 46047669

約数列:

[1, 3, 5, 15, 25, 75, 125, 251, 375, 727, 753, 1255, 2181, 3635, 3765, 6275, 10905, 18175, 18825, 31375, 54525, 90875, 94125, 182477, 272625, 547431, 912385, 2737155, 4561925, 13685775, 22809625, 68428875]

約数ペア:

[(1, 68428875), (3, 22809625), (5, 13685775), (15, 4561925), (25, 2737155), (75, 912385), (125, 547431), (251, 272625), (375, 182477), (727, 94125), (753, 90875), (1255, 54525), (2181, 31375), (3635, 18825), (3765, 18175), (6275, 10905)]