260255080

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{49667}}^1$

素因数の和:49809

約数の個数: 32

約数和(自身を含む): 590055840

約数和(自身を除く): 329800760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 49667, 99334, 198668, 248335, 397336, 496670, 993340, 1986680, 6506377, 13012754, 26025508, 32531885, 52051016, 65063770, 130127540, 260255080]

約数ペア:

[(1, 260255080), (2, 130127540), (4, 65063770), (5, 52051016), (8, 32531885), (10, 26025508), (20, 13012754), (40, 6506377), (131, 1986680), (262, 993340), (524, 496670), (655, 397336), (1048, 248335), (1310, 198668), (2620, 99334), (5240, 49667)]