79188440

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{5981}}^1$

素因数の和:6323

約数の個数: 32

約数和(自身を含む): 178742160

約数和(自身を除く): 99553720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 5981, 6620, 11962, 13240, 23924, 29905, 47848, 59810, 119620, 239240, 1979711, 3959422, 7918844, 9898555, 15837688, 19797110, 39594220, 79188440]

約数ペア:

[(1, 79188440), (2, 39594220), (4, 19797110), (5, 15837688), (8, 9898555), (10, 7918844), (20, 3959422), (40, 1979711), (331, 239240), (662, 119620), (1324, 59810), (1655, 47848), (2648, 29905), (3310, 23924), (5981, 13240), (6620, 11962)]