90371080

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{30949}}^1$

素因数の和:31033

約数の個数: 32

約数和(自身を含む): 206127000

約数和(自身を除く): 115755920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 30949, 61898, 123796, 154745, 247592, 309490, 618980, 1237960, 2259277, 4518554, 9037108, 11296385, 18074216, 22592770, 45185540, 90371080]

約数ペア:

[(1, 90371080), (2, 45185540), (4, 22592770), (5, 18074216), (8, 11296385), (10, 9037108), (20, 4518554), (40, 2259277), (73, 1237960), (146, 618980), (292, 309490), (365, 247592), (584, 154745), (730, 123796), (1460, 61898), (2920, 30949)]