68797580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{48449}}^1$

素因数の和:48529

約数の個数: 24

約数和(自身を含む): 146512800

約数和(自身を除く): 77715220

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 48449, 96898, 193796, 242245, 484490, 968980, 3439879, 6879758, 13759516, 17199395, 34398790, 68797580]

約数ペア:

[(1, 68797580), (2, 34398790), (4, 17199395), (5, 13759516), (10, 6879758), (20, 3439879), (71, 968980), (142, 484490), (284, 242245), (355, 193796), (710, 96898), (1420, 48449)]