68385080

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{16927}}^1$

素因数の和:17039

約数の個数: 32

約数和(自身を含む): 155399040

約数和(自身を除く): 87013960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 16927, 33854, 67708, 84635, 135416, 169270, 338540, 677080, 1709627, 3419254, 6838508, 8548135, 13677016, 17096270, 34192540, 68385080]

約数ペア:

[(1, 68385080), (2, 34192540), (4, 17096270), (5, 13677016), (8, 8548135), (10, 6838508), (20, 3419254), (40, 1709627), (101, 677080), (202, 338540), (404, 169270), (505, 135416), (808, 84635), (1010, 67708), (2020, 33854), (4040, 16927)]