157028080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{178441}}^1$

素因数の和:178465

約数の個数: 40

約数和(自身を含む): 398282544

約数和(自身を除く): 241254464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 178441, 356882, 713764, 892205, 1427528, 1784410, 1962851, 2855056, 3568820, 3925702, 7137640, 7851404, 9814255, 14275280, 15702808, 19628510, 31405616, 39257020, 78514040, 157028080]

約数ペア:

[(1, 157028080), (2, 78514040), (4, 39257020), (5, 31405616), (8, 19628510), (10, 15702808), (11, 14275280), (16, 9814255), (20, 7851404), (22, 7137640), (40, 3925702), (44, 3568820), (55, 2855056), (80, 1962851), (88, 1784410), (110, 1427528), (176, 892205), (220, 713764), (440, 356882), (880, 178441)]