102160

素因数分解:

$2^4\times 5^1\times {\mathrm{1277}}^1$

素因数の和:1290

約数の個数: 20

約数和(自身を含む): 237708

約数和(自身を除く): 135548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1277, 2554, 5108, 6385, 10216, 12770, 20432, 25540, 51080, 102160]

約数ペア:

[(1, 102160), (2, 51080), (4, 25540), (5, 20432), (8, 12770), (10, 10216), (16, 6385), (20, 5108), (40, 2554), (80, 1277)]