20800555775

素因数分解:

$5^2\times {\mathrm{151}}^1\times {\mathrm{563}}^1\times {\mathrm{9787}}^1$

素因数の和:10511

約数の個数: 24

約数和(自身を含む): 26012275584

約数和(自身を除く): 5211719809

約数列:

[1, 5, 25, 151, 563, 755, 2815, 3775, 9787, 14075, 48935, 85013, 244675, 425065, 1477837, 2125325, 5510081, 7389185, 27550405, 36945925, 137752025, 832022231, 4160111155, 20800555775]

約数ペア:

[(1, 20800555775), (5, 4160111155), (25, 832022231), (151, 137752025), (563, 36945925), (755, 27550405), (2815, 7389185), (3775, 5510081), (9787, 2125325), (14075, 1477837), (48935, 425065), (85013, 244675)]