91455880

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{13691}}^1$

素因数の和:13869

約数の個数: 32

約数和(自身を含む): 207023040

約数和(自身を除く): 115567160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 13691, 27382, 54764, 68455, 109528, 136910, 273820, 547640, 2286397, 4572794, 9145588, 11431985, 18291176, 22863970, 45727940, 91455880]

約数ペア:

[(1, 91455880), (2, 45727940), (4, 22863970), (5, 18291176), (8, 11431985), (10, 9145588), (20, 4572794), (40, 2286397), (167, 547640), (334, 273820), (668, 136910), (835, 109528), (1336, 68455), (1670, 54764), (3340, 27382), (6680, 13691)]