65408474885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1747}}^1\times {\mathrm{4397}}^1$

素因数の和:6293

約数の個数: 32

約数和(自身を含む): 85241261952

約数和(自身を除く): 19832787067

約数列:

[1, 5, 13, 65, 131, 655, 1703, 1747, 4397, 8515, 8735, 21985, 22711, 57161, 113555, 228857, 285805, 576007, 1144285, 2880035, 2975141, 7488091, 7681559, 14875705, 37440455, 38407795, 99860267, 499301335, 1006284229, 5031421145, 13081694977, 65408474885]

約数ペア:

[(1, 65408474885), (5, 13081694977), (13, 5031421145), (65, 1006284229), (131, 499301335), (655, 99860267), (1703, 38407795), (1747, 37440455), (4397, 14875705), (8515, 7681559), (8735, 7488091), (21985, 2975141), (22711, 2880035), (57161, 1144285), (113555, 576007), (228857, 285805)]