72688880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82601}}^1$

素因数の和:82625

約数の個数: 40

約数和(自身を含む): 184367664

約数和(自身を除く): 111678784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 82601, 165202, 330404, 413005, 660808, 826010, 908611, 1321616, 1652020, 1817222, 3304040, 3634444, 4543055, 6608080, 7268888, 9086110, 14537776, 18172220, 36344440, 72688880]

約数ペア:

[(1, 72688880), (2, 36344440), (4, 18172220), (5, 14537776), (8, 9086110), (10, 7268888), (11, 6608080), (16, 4543055), (20, 3634444), (22, 3304040), (40, 1817222), (44, 1652020), (55, 1321616), (80, 908611), (88, 826010), (110, 660808), (176, 413005), (220, 330404), (440, 165202), (880, 82601)]