138916100

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{13487}}^1$

素因数の和:13604

約数の個数: 36

約数和(自身を含む): 304397184

約数和(自身を除く): 165481084

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 1030, 2060, 2575, 5150, 10300, 13487, 26974, 53948, 67435, 134870, 269740, 337175, 674350, 1348700, 1389161, 2778322, 5556644, 6945805, 13891610, 27783220, 34729025, 69458050, 138916100]

約数ペア:

[(1, 138916100), (2, 69458050), (4, 34729025), (5, 27783220), (10, 13891610), (20, 6945805), (25, 5556644), (50, 2778322), (100, 1389161), (103, 1348700), (206, 674350), (412, 337175), (515, 269740), (1030, 134870), (2060, 67435), (2575, 53948), (5150, 26974), (10300, 13487)]