87687080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{168629}}^1$

素因数の和:168653

約数の個数: 32

約数和(自身を含む): 212473800

約数和(自身を除く): 124786720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 168629, 337258, 674516, 843145, 1349032, 1686290, 2192177, 3372580, 4384354, 6745160, 8768708, 10960885, 17537416, 21921770, 43843540, 87687080]

約数ペア:

[(1, 87687080), (2, 43843540), (4, 21921770), (5, 17537416), (8, 10960885), (10, 8768708), (13, 6745160), (20, 4384354), (26, 3372580), (40, 2192177), (52, 1686290), (65, 1349032), (104, 843145), (130, 674516), (260, 337258), (520, 168629)]