56781530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{25693}}^1$

素因数の和:25730

約数の個数: 32

約数和(自身を含む): 116547984

約数和(自身を除く): 59766454

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 25693, 51386, 128465, 256930, 334009, 436781, 668018, 873562, 1670045, 2183905, 3340090, 4367810, 5678153, 11356306, 28390765, 56781530]

約数ペア:

[(1, 56781530), (2, 28390765), (5, 11356306), (10, 5678153), (13, 4367810), (17, 3340090), (26, 2183905), (34, 1670045), (65, 873562), (85, 668018), (130, 436781), (170, 334009), (221, 256930), (442, 128465), (1105, 51386), (2210, 25693)]