86120680

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{21317}}^1$

素因数の和:21429

約数の個数: 32

約数和(自身を含む): 195699240

約数和(自身を除く): 109578560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 21317, 42634, 85268, 106585, 170536, 213170, 426340, 852680, 2153017, 4306034, 8612068, 10765085, 17224136, 21530170, 43060340, 86120680]

約数ペア:

[(1, 86120680), (2, 43060340), (4, 21530170), (5, 17224136), (8, 10765085), (10, 8612068), (20, 4306034), (40, 2153017), (101, 852680), (202, 426340), (404, 213170), (505, 170536), (808, 106585), (1010, 85268), (2020, 42634), (4040, 21317)]