80715736270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{620890279}}^1$

素因数の和:620890299

約数の個数: 16

約数和(自身を含む): 156464350560

約数和(自身を除く): 75748614290

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 620890279, 1241780558, 3104451395, 6208902790, 8071573627, 16143147254, 40357868135, 80715736270]

約数ペア:

[(1, 80715736270), (2, 40357868135), (5, 16143147254), (10, 8071573627), (13, 6208902790), (26, 3104451395), (65, 1241780558), (130, 620890279)]