73145680

素因数分解:

$2^4\times 5^1\times {\mathrm{914321}}^1$

素因数の和:914334

約数の個数: 20

約数和(自身を含む): 170063892

約数和(自身を除く): 96918212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 914321, 1828642, 3657284, 4571605, 7314568, 9143210, 14629136, 18286420, 36572840, 73145680]

約数ペア:

[(1, 73145680), (2, 36572840), (4, 18286420), (5, 14629136), (8, 9143210), (10, 7314568), (16, 4571605), (20, 3657284), (40, 1828642), (80, 914321)]