491821963775

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{569}}^1\times {\mathrm{7069}}^1$

素因数の和:7788

約数の個数: 48

約数和(自身を含む): 628632160800

約数和(自身を除く): 136810197025

約数列:

[1, 5, 25, 67, 73, 335, 365, 569, 1675, 1825, 2845, 4891, 7069, 14225, 24455, 35345, 38123, 41537, 122275, 176725, 190615, 207685, 473623, 516037, 953075, 1038425, 2368115, 2580185, 2782979, 4022261, 11840575, 12900925, 13914895, 20111305, 34574479, 69574475, 100556525, 172872395, 269491487, 293625053, 864361975, 1347457435, 1468125265, 6737287175, 7340626325, 19672878551, 98364392755, 491821963775]

約数ペア:

[(1, 491821963775), (5, 98364392755), (25, 19672878551), (67, 7340626325), (73, 6737287175), (335, 1468125265), (365, 1347457435), (569, 864361975), (1675, 293625053), (1825, 269491487), (2845, 172872395), (4891, 100556525), (7069, 69574475), (14225, 34574479), (24455, 20111305), (35345, 13914895), (38123, 12900925), (41537, 11840575), (122275, 4022261), (176725, 2782979), (190615, 2580185), (207685, 2368115), (473623, 1038425), (516037, 953075)]