13305865520

素因数分解:

$2^4\times 5^1\times {\mathrm{166323319}}^1$

素因数の和:166323332

約数の個数: 20

約数和(自身を含む): 30936137520

約数和(自身を除く): 17630272000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 166323319, 332646638, 665293276, 831616595, 1330586552, 1663233190, 2661173104, 3326466380, 6652932760, 13305865520]

約数ペア:

[(1, 13305865520), (2, 6652932760), (4, 3326466380), (5, 2661173104), (8, 1663233190), (10, 1330586552), (16, 831616595), (20, 665293276), (40, 332646638), (80, 166323319)]