64261825

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{587}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 83119680

約数和(自身を除く): 18857855

約数列:

[1, 5, 25, 29, 145, 151, 587, 725, 755, 2935, 3775, 4379, 14675, 17023, 21895, 85115, 88637, 109475, 425575, 443185, 2215925, 2570473, 12852365, 64261825]

約数ペア:

[(1, 64261825), (5, 12852365), (25, 2570473), (29, 2215925), (145, 443185), (151, 425575), (587, 109475), (725, 88637), (755, 85115), (2935, 21895), (3775, 17023), (4379, 14675)]