204080305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3613}}^1$

素因数の和:3721

約数の個数: 32

約数和(自身を含む): 291432960

約数和(自身を除く): 87352655

約数列:

[1, 5, 11, 13, 55, 65, 79, 143, 395, 715, 869, 1027, 3613, 4345, 5135, 11297, 18065, 39743, 46969, 56485, 198715, 234845, 285427, 516659, 1427135, 2583295, 3139697, 3710551, 15698485, 18552755, 40816061, 204080305]

約数ペア:

[(1, 204080305), (5, 40816061), (11, 18552755), (13, 15698485), (55, 3710551), (65, 3139697), (79, 2583295), (143, 1427135), (395, 516659), (715, 285427), (869, 234845), (1027, 198715), (3613, 56485), (4345, 46969), (5135, 39743), (11297, 18065)]