800656

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{307}}^1$

素因数の和:478

約数の個数: 20

約数和(自身を含む): 1565872

約数和(自身を除く): 765216

約数列:

[1, 2, 4, 8, 16, 163, 307, 326, 614, 652, 1228, 1304, 2456, 2608, 4912, 50041, 100082, 200164, 400328, 800656]

約数ペア:

[(1, 800656), (2, 400328), (4, 200164), (8, 100082), (16, 50041), (163, 4912), (307, 2608), (326, 2456), (614, 1304), (652, 1228)]