81842650

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{15017}}^1$

素因数の和:15138

約数の個数: 24

約数和(自身を含む): 153634140

約数和(自身を除く): 71791490

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 5450, 15017, 30034, 75085, 150170, 375425, 750850, 1636853, 3273706, 8184265, 16368530, 40921325, 81842650]

約数ペア:

[(1, 81842650), (2, 40921325), (5, 16368530), (10, 8184265), (25, 3273706), (50, 1636853), (109, 750850), (218, 375425), (545, 150170), (1090, 75085), (2725, 30034), (5450, 15017)]