81713608

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{757}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 156087360

約数和(自身を除く): 74373752

約数列:

[1, 2, 4, 8, 103, 131, 206, 262, 412, 524, 757, 824, 1048, 1514, 3028, 6056, 13493, 26986, 53972, 77971, 99167, 107944, 155942, 198334, 311884, 396668, 623768, 793336, 10214201, 20428402, 40856804, 81713608]

約数ペア:

[(1, 81713608), (2, 40856804), (4, 20428402), (8, 10214201), (103, 793336), (131, 623768), (206, 396668), (262, 311884), (412, 198334), (524, 155942), (757, 107944), (824, 99167), (1048, 77971), (1514, 53972), (3028, 26986), (6056, 13493)]