201564080

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{11941}}^1$

素因数の和:12165

約数の個数: 40

約数和(自身を含む): 470896944

約数和(自身を除く): 269332864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8440, 11941, 16880, 23882, 47764, 59705, 95528, 119410, 191056, 238820, 477640, 955280, 2519551, 5039102, 10078204, 12597755, 20156408, 25195510, 40312816, 50391020, 100782040, 201564080]

約数ペア:

[(1, 201564080), (2, 100782040), (4, 50391020), (5, 40312816), (8, 25195510), (10, 20156408), (16, 12597755), (20, 10078204), (40, 5039102), (80, 2519551), (211, 955280), (422, 477640), (844, 238820), (1055, 191056), (1688, 119410), (2110, 95528), (3376, 59705), (4220, 47764), (8440, 23882), (11941, 16880)]