31290130

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107897}}^1$

素因数の和:107933

約数の個数: 16

約数和(自身を含む): 58264920

約数和(自身を除く): 26974790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 107897, 215794, 539485, 1078970, 3129013, 6258026, 15645065, 31290130]

約数ペア:

[(1, 31290130), (2, 15645065), (5, 6258026), (10, 3129013), (29, 1078970), (58, 539485), (145, 215794), (290, 107897)]