315351640

素因数分解:

$2^3\times 5^1\times {\mathrm{827}}^1\times {\mathrm{9533}}^1$

素因数の和:10371

約数の個数: 32

約数和(自身を含む): 710473680

約数和(自身を除く): 395122040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 827, 1654, 3308, 4135, 6616, 8270, 9533, 16540, 19066, 33080, 38132, 47665, 76264, 95330, 190660, 381320, 7883791, 15767582, 31535164, 39418955, 63070328, 78837910, 157675820, 315351640]

約数ペア:

[(1, 315351640), (2, 157675820), (4, 78837910), (5, 63070328), (8, 39418955), (10, 31535164), (20, 15767582), (40, 7883791), (827, 381320), (1654, 190660), (3308, 95330), (4135, 76264), (6616, 47665), (8270, 38132), (9533, 33080), (16540, 19066)]