99877070

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{24907}}^1$

素因数の和:25315

約数の個数: 16

約数和(自身を含む): 180234288

約数和(自身を除く): 80357218

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 24907, 49814, 124535, 249070, 9987707, 19975414, 49938535, 99877070]

約数ペア:

[(1, 99877070), (2, 49938535), (5, 19975414), (10, 9987707), (401, 249070), (802, 124535), (2005, 49814), (4010, 24907)]