51318100

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{5081}}^1$

素因数の和:5196

約数の個数: 36

約数和(自身を含む): 112484988

約数和(自身を除く): 61166888

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 404, 505, 1010, 2020, 2525, 5050, 5081, 10100, 10162, 20324, 25405, 50810, 101620, 127025, 254050, 508100, 513181, 1026362, 2052724, 2565905, 5131810, 10263620, 12829525, 25659050, 51318100]

約数ペア:

[(1, 51318100), (2, 25659050), (4, 12829525), (5, 10263620), (10, 5131810), (20, 2565905), (25, 2052724), (50, 1026362), (100, 513181), (101, 508100), (202, 254050), (404, 127025), (505, 101620), (1010, 50810), (2020, 25405), (2525, 20324), (5050, 10162), (5081, 10100)]