64264870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{221603}}^1$

素因数の和:221639

約数の個数: 16

約数和(自身を含む): 119666160

約数和(自身を除く): 55401290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 221603, 443206, 1108015, 2216030, 6426487, 12852974, 32132435, 64264870]

約数ペア:

[(1, 64264870), (2, 32132435), (5, 12852974), (10, 6426487), (29, 2216030), (58, 1108015), (145, 443206), (290, 221603)]