80960392

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{2213}}^1$

素因数の和:2505

約数の個数: 32

約数和(自身を含む): 161400600

約数和(自身を除く): 80440208

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 269, 538, 1076, 2152, 2213, 4426, 4573, 8852, 9146, 17704, 18292, 36584, 37621, 75242, 150484, 300968, 595297, 1190594, 2381188, 4762376, 10120049, 20240098, 40480196, 80960392]

約数ペア:

[(1, 80960392), (2, 40480196), (4, 20240098), (8, 10120049), (17, 4762376), (34, 2381188), (68, 1190594), (136, 595297), (269, 300968), (538, 150484), (1076, 75242), (2152, 37621), (2213, 36584), (4426, 18292), (4573, 17704), (8852, 9146)]