25223740

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{12487}}^1$

素因数の和:12597

約数の個数: 24

約数和(自身を含む): 53498592

約数和(自身を除く): 28274852

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 12487, 24974, 49948, 62435, 124870, 249740, 1261187, 2522374, 5044748, 6305935, 12611870, 25223740]

約数ペア:

[(1, 25223740), (2, 12611870), (4, 6305935), (5, 5044748), (10, 2522374), (20, 1261187), (101, 249740), (202, 124870), (404, 62435), (505, 49948), (1010, 24974), (2020, 12487)]