79885240

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{7057}}^1$

素因数の和:7351

約数の個数: 32

約数和(自身を含む): 180402480

約数和(自身を除く): 100517240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 5660, 7057, 11320, 14114, 28228, 35285, 56456, 70570, 141140, 282280, 1997131, 3994262, 7988524, 9985655, 15977048, 19971310, 39942620, 79885240]

約数ペア:

[(1, 79885240), (2, 39942620), (4, 19971310), (5, 15977048), (8, 9985655), (10, 7988524), (20, 3994262), (40, 1997131), (283, 282280), (566, 141140), (1132, 70570), (1415, 56456), (2264, 35285), (2830, 28228), (5660, 14114), (7057, 11320)]