665223190

素因数分解:

$2^1\times 5^1\times {\mathrm{4129}}^1\times {\mathrm{16111}}^1$

素因数の和:20247

約数の個数: 16

約数和(自身を含む): 1197766080

約数和(自身を除く): 532542890

約数列:

[1, 2, 5, 10, 4129, 8258, 16111, 20645, 32222, 41290, 80555, 161110, 66522319, 133044638, 332611595, 665223190]

約数ペア:

[(1, 665223190), (2, 332611595), (5, 133044638), (10, 66522319), (4129, 161110), (8258, 80555), (16111, 41290), (20645, 32222)]