4005286135

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{2083}}^1$

素因数の和:2355

約数の個数: 32

約数和(自身を含む): 5064120000

約数和(自身を除く): 1058833865

約数列:

[1, 5, 29, 89, 145, 149, 445, 745, 2083, 2581, 4321, 10415, 12905, 13261, 21605, 60407, 66305, 185387, 302035, 310367, 384569, 926935, 1551835, 1922845, 5376223, 9000643, 26881115, 27622663, 45003215, 138113315, 801057227, 4005286135]

約数ペア:

[(1, 4005286135), (5, 801057227), (29, 138113315), (89, 45003215), (145, 27622663), (149, 26881115), (445, 9000643), (745, 5376223), (2083, 1922845), (2581, 1551835), (4321, 926935), (10415, 384569), (12905, 310367), (13261, 302035), (21605, 185387), (60407, 66305)]