13148900

素因数分解:

$2^2\times 5^2\times {\mathrm{131489}}^1$

素因数の和:131503

約数の個数: 18

約数和(自身を含む): 28533330

約数和(自身を除く): 15384430

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131489, 262978, 525956, 657445, 1314890, 2629780, 3287225, 6574450, 13148900]

約数ペア:

[(1, 13148900), (2, 6574450), (4, 3287225), (5, 2629780), (10, 1314890), (20, 657445), (25, 525956), (50, 262978), (100, 131489)]