66800

素因数分解:

$2^4\times 5^2\times {\mathrm{167}}^1$

素因数の和:185

約数の個数: 30

約数和(自身を含む): 161448

約数和(自身を除く): 94648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 167, 200, 334, 400, 668, 835, 1336, 1670, 2672, 3340, 4175, 6680, 8350, 13360, 16700, 33400, 66800]

約数ペア:

[(1, 66800), (2, 33400), (4, 16700), (5, 13360), (8, 8350), (10, 6680), (16, 4175), (20, 3340), (25, 2672), (40, 1670), (50, 1336), (80, 835), (100, 668), (167, 400), (200, 334)]