68131120

素因数分解:

$2^4\times 5^1\times {\mathrm{851639}}^1$

素因数の和:851652

約数の個数: 20

約数和(自身を含む): 158405040

約数和(自身を除く): 90273920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 851639, 1703278, 3406556, 4258195, 6813112, 8516390, 13626224, 17032780, 34065560, 68131120]

約数ペア:

[(1, 68131120), (2, 34065560), (4, 17032780), (5, 13626224), (8, 8516390), (10, 6813112), (16, 4258195), (20, 3406556), (40, 1703278), (80, 851639)]