81758104

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 155769120

約数和(自身を除く): 74011016

約数列:

[1, 2, 4, 8, 103, 206, 313, 317, 412, 626, 634, 824, 1252, 1268, 2504, 2536, 32239, 32651, 64478, 65302, 99221, 128956, 130604, 198442, 257912, 261208, 396884, 793768, 10219763, 20439526, 40879052, 81758104]

約数ペア:

[(1, 81758104), (2, 40879052), (4, 20439526), (8, 10219763), (103, 793768), (206, 396884), (313, 261208), (317, 257912), (412, 198442), (626, 130604), (634, 128956), (824, 99221), (1252, 65302), (1268, 64478), (2504, 32651), (2536, 32239)]