64702625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1373}}^1$

素因数の和:1430

約数の個数: 32

約数和(自身を含む): 90024480

約数和(自身を除く): 25321855

約数列:

[1, 5, 13, 25, 29, 65, 125, 145, 325, 377, 725, 1373, 1625, 1885, 3625, 6865, 9425, 17849, 34325, 39817, 47125, 89245, 171625, 199085, 446225, 517621, 995425, 2231125, 2588105, 4977125, 12940525, 64702625]

約数ペア:

[(1, 64702625), (5, 12940525), (13, 4977125), (25, 2588105), (29, 2231125), (65, 995425), (125, 517621), (145, 446225), (325, 199085), (377, 171625), (725, 89245), (1373, 47125), (1625, 39817), (1885, 34325), (3625, 17849), (6865, 9425)]