16968625

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:226

約数の個数: 32

約数和(自身を含む): 22763520

約数和(自身を除く): 5794895

約数列:

[1, 5, 25, 29, 31, 125, 145, 151, 155, 725, 755, 775, 899, 3625, 3775, 3875, 4379, 4495, 4681, 18875, 21895, 22475, 23405, 109475, 112375, 117025, 135749, 547375, 585125, 678745, 3393725, 16968625]

約数ペア:

[(1, 16968625), (5, 3393725), (25, 678745), (29, 585125), (31, 547375), (125, 135749), (145, 117025), (151, 112375), (155, 109475), (725, 23405), (755, 22475), (775, 21895), (899, 18875), (3625, 4681), (3775, 4495), (3875, 4379)]