80487110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1789}}^1$

素因数の和:2216

約数の個数: 32

約数和(自身を含む): 158522400

約数和(自身を除く): 78035290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 409, 818, 1789, 2045, 3578, 4090, 4499, 8945, 8998, 17890, 19679, 22495, 39358, 44990, 98395, 196790, 731701, 1463402, 3658505, 7317010, 8048711, 16097422, 40243555, 80487110]

約数ペア:

[(1, 80487110), (2, 40243555), (5, 16097422), (10, 8048711), (11, 7317010), (22, 3658505), (55, 1463402), (110, 731701), (409, 196790), (818, 98395), (1789, 44990), (2045, 39358), (3578, 22495), (4090, 19679), (4499, 17890), (8945, 8998)]