67904440

素因数分解:

$2^3\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{1597}}^1$

素因数の和:2671

約数の個数: 32

約数和(自身を含む): 153024480

約数和(自身を除く): 85120040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1063, 1597, 2126, 3194, 4252, 5315, 6388, 7985, 8504, 10630, 12776, 15970, 21260, 31940, 42520, 63880, 1697611, 3395222, 6790444, 8488055, 13580888, 16976110, 33952220, 67904440]

約数ペア:

[(1, 67904440), (2, 33952220), (4, 16976110), (5, 13580888), (8, 8488055), (10, 6790444), (20, 3395222), (40, 1697611), (1063, 63880), (1597, 42520), (2126, 31940), (3194, 21260), (4252, 15970), (5315, 12776), (6388, 10630), (7985, 8504)]