202128875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{719}}^1$

素因数の和:920

約数の個数: 32

約数和(自身を含む): 273611520

約数和(自身を除く): 71482645

約数列:

[1, 5, 13, 25, 65, 125, 173, 325, 719, 865, 1625, 2249, 3595, 4325, 9347, 11245, 17975, 21625, 46735, 56225, 89875, 124387, 233675, 281125, 621935, 1168375, 1617031, 3109675, 8085155, 15548375, 40425775, 202128875]

約数ペア:

[(1, 202128875), (5, 40425775), (13, 15548375), (25, 8085155), (65, 3109675), (125, 1617031), (173, 1168375), (325, 621935), (719, 281125), (865, 233675), (1625, 124387), (2249, 89875), (3595, 56225), (4325, 46735), (9347, 21625), (11245, 17975)]