75556420

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{9421}}^1$

素因数の和:9831

約数の個数: 24

約数和(自身を含む): 159081048

約数和(自身を除く): 83524628

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 9421, 18842, 37684, 47105, 94210, 188420, 3777821, 7555642, 15111284, 18889105, 37778210, 75556420]

約数ペア:

[(1, 75556420), (2, 37778210), (4, 18889105), (5, 15111284), (10, 7555642), (20, 3777821), (401, 188420), (802, 94210), (1604, 47105), (2005, 37684), (4010, 18842), (8020, 9421)]