87107980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{59663}}^1$

素因数の和:59745

約数の個数: 24

約数和(自身を含む): 185435712

約数和(自身を除く): 98327732

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 59663, 119326, 238652, 298315, 596630, 1193260, 4355399, 8710798, 17421596, 21776995, 43553990, 87107980]

約数ペア:

[(1, 87107980), (2, 43553990), (4, 21776995), (5, 17421596), (10, 8710798), (20, 4355399), (73, 1193260), (146, 596630), (292, 298315), (365, 238652), (730, 119326), (1460, 59663)]