277996825

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{421}}^1\times {\mathrm{433}}^1$

素因数の和:925

約数の個数: 24

約数和(自身を含む): 352010456

約数和(自身を除く): 74013631

約数列:

[1, 5, 25, 61, 305, 421, 433, 1525, 2105, 2165, 10525, 10825, 25681, 26413, 128405, 132065, 182293, 642025, 660325, 911465, 4557325, 11119873, 55599365, 277996825]

約数ペア:

[(1, 277996825), (5, 55599365), (25, 11119873), (61, 4557325), (305, 911465), (421, 660325), (433, 642025), (1525, 182293), (2105, 132065), (2165, 128405), (10525, 26413), (10825, 25681)]