157736697820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{937681}}^1$

素因数の和:938350

約数の個数: 48

約数和(自身を含む): 357279346368

約数和(自身を除く): 199542648548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 647, 1294, 2588, 3235, 6470, 8411, 12940, 16822, 33644, 42055, 84110, 168220, 937681, 1875362, 3750724, 4688405, 9376810, 12189853, 18753620, 24379706, 48759412, 60949265, 121898530, 243797060, 606679607, 1213359214, 2426718428, 3033398035, 6066796070, 7886834891, 12133592140, 15773669782, 31547339564, 39434174455, 78868348910, 157736697820]

約数ペア:

[(1, 157736697820), (2, 78868348910), (4, 39434174455), (5, 31547339564), (10, 15773669782), (13, 12133592140), (20, 7886834891), (26, 6066796070), (52, 3033398035), (65, 2426718428), (130, 1213359214), (260, 606679607), (647, 243797060), (1294, 121898530), (2588, 60949265), (3235, 48759412), (6470, 24379706), (8411, 18753620), (12940, 12189853), (16822, 9376810), (33644, 4688405), (42055, 3750724), (84110, 1875362), (168220, 937681)]