64185280

素因数分解:

$2^6\times 5^1\times {\mathrm{200579}}^1$

素因数の和:200596

約数の個数: 28

約数和(自身を含む): 152841960

約数和(自身を除く): 88656680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 200579, 401158, 802316, 1002895, 1604632, 2005790, 3209264, 4011580, 6418528, 8023160, 12837056, 16046320, 32092640, 64185280]

約数ペア:

[(1, 64185280), (2, 32092640), (4, 16046320), (5, 12837056), (8, 8023160), (10, 6418528), (16, 4011580), (20, 3209264), (32, 2005790), (40, 1604632), (64, 1002895), (80, 802316), (160, 401158), (320, 200579)]