80490723260

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{85628429}}^1$

素因数の和:85628485

約数の個数: 24

約数和(自身を含む): 172626914880

約数和(自身を除く): 92136191620

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 85628429, 171256858, 342513716, 428142145, 856284290, 1712568580, 4024536163, 8049072326, 16098144652, 20122680815, 40245361630, 80490723260]

約数ペア:

[(1, 80490723260), (2, 40245361630), (4, 20122680815), (5, 16098144652), (10, 8049072326), (20, 4024536163), (47, 1712568580), (94, 856284290), (188, 428142145), (235, 342513716), (470, 171256858), (940, 85628429)]