8658520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16651}}^1$

素因数の和:16675

約数の個数: 32

約数和(自身を含む): 20981520

約数和(自身を除く): 12323000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16651, 33302, 66604, 83255, 133208, 166510, 216463, 333020, 432926, 666040, 865852, 1082315, 1731704, 2164630, 4329260, 8658520]

約数ペア:

[(1, 8658520), (2, 4329260), (4, 2164630), (5, 1731704), (8, 1082315), (10, 865852), (13, 666040), (20, 432926), (26, 333020), (40, 216463), (52, 166510), (65, 133208), (104, 83255), (130, 66604), (260, 33302), (520, 16651)]