66118160

素因数分解:

$2^4\times 5^1\times {\mathrm{826477}}^1$

素因数の和:826490

約数の個数: 20

約数和(自身を含む): 153724908

約数和(自身を除く): 87606748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 826477, 1652954, 3305908, 4132385, 6611816, 8264770, 13223632, 16529540, 33059080, 66118160]

約数ペア:

[(1, 66118160), (2, 33059080), (4, 16529540), (5, 13223632), (8, 8264770), (10, 6611816), (16, 4132385), (20, 3305908), (40, 1652954), (80, 826477)]