90030205

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{1289}}^1$

素因数の和:1584

約数の個数: 16

約数和(自身を含む): 110372400

約数和(自身を除く): 20342195

約数列:

[1, 5, 61, 229, 305, 1145, 1289, 6445, 13969, 69845, 78629, 295181, 393145, 1475905, 18006041, 90030205]

約数ペア:

[(1, 90030205), (5, 18006041), (61, 1475905), (229, 393145), (305, 295181), (1145, 78629), (1289, 69845), (6445, 13969)]