156313820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{601207}}^1$

素因数の和:601229

約数の個数: 24

約数和(自身を含む): 353510304

約数和(自身を除く): 197196484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 601207, 1202414, 2404828, 3006035, 6012070, 7815691, 12024140, 15631382, 31262764, 39078455, 78156910, 156313820]

約数ペア:

[(1, 156313820), (2, 78156910), (4, 39078455), (5, 31262764), (10, 15631382), (13, 12024140), (20, 7815691), (26, 6012070), (52, 3006035), (65, 2404828), (130, 1202414), (260, 601207)]