85287100

素因数分解:

$2^2\times 5^2\times {\mathrm{852871}}^1$

素因数の和:852885

約数の個数: 18

約数和(自身を含む): 185073224

約数和(自身を除く): 99786124

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 852871, 1705742, 3411484, 4264355, 8528710, 17057420, 21321775, 42643550, 85287100]

約数ペア:

[(1, 85287100), (2, 42643550), (4, 21321775), (5, 17057420), (10, 8528710), (20, 4264355), (25, 3411484), (50, 1705742), (100, 852871)]