15500090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1249}}^1$

素因数の和:1346

約数の個数: 32

約数和(自身を含む): 29970000

約数和(自身を除く): 14469910

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 146, 170, 365, 730, 1241, 1249, 2482, 2498, 6205, 6245, 12410, 12490, 21233, 42466, 91177, 106165, 182354, 212330, 455885, 911770, 1550009, 3100018, 7750045, 15500090]

約数ペア:

[(1, 15500090), (2, 7750045), (5, 3100018), (10, 1550009), (17, 911770), (34, 455885), (73, 212330), (85, 182354), (146, 106165), (170, 91177), (365, 42466), (730, 21233), (1241, 12490), (1249, 12410), (2482, 6245), (2498, 6205)]