890758635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2351}}^1$

素因数の和:2468

約数の個数: 64

約数和(自身を含む): 1612154880

約数和(自身を除く): 721396245

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 67, 87, 145, 195, 201, 335, 377, 435, 871, 1005, 1131, 1885, 1943, 2351, 2613, 4355, 5655, 5829, 7053, 9715, 11755, 13065, 25259, 29145, 30563, 35265, 68179, 75777, 91689, 126295, 152815, 157517, 204537, 340895, 378885, 458445, 472551, 787585, 886327, 1022685, 2047721, 2362755, 2658981, 4431635, 4567993, 6143163, 10238605, 13294905, 13703979, 22839965, 30715815, 59383909, 68519895, 178151727, 296919545, 890758635]

約数ペア:

[(1, 890758635), (3, 296919545), (5, 178151727), (13, 68519895), (15, 59383909), (29, 30715815), (39, 22839965), (65, 13703979), (67, 13294905), (87, 10238605), (145, 6143163), (195, 4567993), (201, 4431635), (335, 2658981), (377, 2362755), (435, 2047721), (871, 1022685), (1005, 886327), (1131, 787585), (1885, 472551), (1943, 458445), (2351, 378885), (2613, 340895), (4355, 204537), (5655, 157517), (5829, 152815), (7053, 126295), (9715, 91689), (11755, 75777), (13065, 68179), (25259, 35265), (29145, 30563)]