87640808

素因数分解:

$2^3\times {\mathrm{977}}^1\times {\mathrm{11213}}^1$

素因数の和:12196

約数の個数: 16

約数和(自身を含む): 164509380

約数和(自身を除く): 76868572

約数列:

[1, 2, 4, 8, 977, 1954, 3908, 7816, 11213, 22426, 44852, 89704, 10955101, 21910202, 43820404, 87640808]

約数ペア:

[(1, 87640808), (2, 43820404), (4, 21910202), (8, 10955101), (977, 89704), (1954, 44852), (3908, 22426), (7816, 11213)]