90591590

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1\times {\mathrm{313}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 165761856

約数和(自身を除く): 75170266

約数列:

[1, 2, 5, 10, 103, 206, 281, 313, 515, 562, 626, 1030, 1405, 1565, 2810, 3130, 28943, 32239, 57886, 64478, 87953, 144715, 161195, 175906, 289430, 322390, 439765, 879530, 9059159, 18118318, 45295795, 90591590]

約数ペア:

[(1, 90591590), (2, 45295795), (5, 18118318), (10, 9059159), (103, 879530), (206, 439765), (281, 322390), (313, 289430), (515, 175906), (562, 161195), (626, 144715), (1030, 87953), (1405, 64478), (1565, 57886), (2810, 32239), (3130, 28943)]