86381875

素因数分解:

$5^4\times {\mathrm{41}}^1\times {\mathrm{3371}}^1$

素因数の和:3432

約数の個数: 20

約数和(自身を含む): 110608344

約数和(自身を除く): 24226469

約数列:

[1, 5, 25, 41, 125, 205, 625, 1025, 3371, 5125, 16855, 25625, 84275, 138211, 421375, 691055, 2106875, 3455275, 17276375, 86381875]

約数ペア:

[(1, 86381875), (5, 17276375), (25, 3455275), (41, 2106875), (125, 691055), (205, 421375), (625, 138211), (1025, 84275), (3371, 25625), (5125, 16855)]