251013575

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2267}}^1$

素因数の和:2423

約数の個数: 24

約数和(自身を含む): 321729408

約数和(自身を除く): 70715833

約数列:

[1, 5, 25, 43, 103, 215, 515, 1075, 2267, 2575, 4429, 11335, 22145, 56675, 97481, 110725, 233501, 487405, 1167505, 2437025, 5837525, 10040543, 50202715, 251013575]

約数ペア:

[(1, 251013575), (5, 50202715), (25, 10040543), (43, 5837525), (103, 2437025), (215, 1167505), (515, 487405), (1075, 233501), (2267, 110725), (2575, 97481), (4429, 56675), (11335, 22145)]