98787580

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{24821}}^1$

素因数の和:25029

約数の個数: 24

約数和(自身を含む): 208504800

約数和(自身を除く): 109717220

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 24821, 49642, 99284, 124105, 248210, 496420, 4939379, 9878758, 19757516, 24696895, 49393790, 98787580]

約数ペア:

[(1, 98787580), (2, 49393790), (4, 24696895), (5, 19757516), (10, 9878758), (20, 4939379), (199, 496420), (398, 248210), (796, 124105), (995, 99284), (1990, 49642), (3980, 24821)]