67713740

素因数分解:

$2^2\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{2099}}^1$

素因数の和:3721

約数の個数: 24

約数和(自身を含む): 142354800

約数和(自身を除く): 74641060

約数列:

[1, 2, 4, 5, 10, 20, 1613, 2099, 3226, 4198, 6452, 8065, 8396, 10495, 16130, 20990, 32260, 41980, 3385687, 6771374, 13542748, 16928435, 33856870, 67713740]

約数ペア:

[(1, 67713740), (2, 33856870), (4, 16928435), (5, 13542748), (10, 6771374), (20, 3385687), (1613, 41980), (2099, 32260), (3226, 20990), (4198, 16130), (6452, 10495), (8065, 8396)]