81207724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{50377}}^1$

素因数の和:50425

約数の個数: 24

約数和(自身を含む): 157985408

約数和(自身を除く): 76777684

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 50377, 100754, 201508, 654901, 1309802, 1561687, 2619604, 3123374, 6246748, 20301931, 40603862, 81207724]

約数ペア:

[(1, 81207724), (2, 40603862), (4, 20301931), (13, 6246748), (26, 3123374), (31, 2619604), (52, 1561687), (62, 1309802), (124, 654901), (403, 201508), (806, 100754), (1612, 50377)]