64750090

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{64109}}^1$

素因数の和:64217

約数の個数: 16

約数和(自身を含む): 117705960

約数和(自身を除く): 52955870

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 64109, 128218, 320545, 641090, 6475009, 12950018, 32375045, 64750090]

約数ペア:

[(1, 64750090), (2, 32375045), (5, 12950018), (10, 6475009), (101, 641090), (202, 320545), (505, 128218), (1010, 64109)]