76621520

素因数分解:

$2^4\times 5^1\times {\mathrm{957769}}^1$

素因数の和:957782

約数の個数: 20

約数和(自身を含む): 178145220

約数和(自身を除く): 101523700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 957769, 1915538, 3831076, 4788845, 7662152, 9577690, 15324304, 19155380, 38310760, 76621520]

約数ペア:

[(1, 76621520), (2, 38310760), (4, 19155380), (5, 15324304), (8, 9577690), (10, 7662152), (16, 4788845), (20, 3831076), (40, 1915538), (80, 957769)]