165655120

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{7369}}^1$

素因数の和:7663

約数の個数: 40

約数和(自身を含む): 386571240

約数和(自身を除く): 220916120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 2248, 2810, 4496, 5620, 7369, 11240, 14738, 22480, 29476, 36845, 58952, 73690, 117904, 147380, 294760, 589520, 2070689, 4141378, 8282756, 10353445, 16565512, 20706890, 33131024, 41413780, 82827560, 165655120]

約数ペア:

[(1, 165655120), (2, 82827560), (4, 41413780), (5, 33131024), (8, 20706890), (10, 16565512), (16, 10353445), (20, 8282756), (40, 4141378), (80, 2070689), (281, 589520), (562, 294760), (1124, 147380), (1405, 117904), (2248, 73690), (2810, 58952), (4496, 36845), (5620, 29476), (7369, 22480), (11240, 14738)]