73217680

素因数分解:

$2^4\times 5^1\times {\mathrm{915221}}^1$

素因数の和:915234

約数の個数: 20

約数和(自身を含む): 170231292

約数和(自身を除く): 97013612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 915221, 1830442, 3660884, 4576105, 7321768, 9152210, 14643536, 18304420, 36608840, 73217680]

約数ペア:

[(1, 73217680), (2, 36608840), (4, 18304420), (5, 14643536), (8, 9152210), (10, 7321768), (16, 4576105), (20, 3660884), (40, 1830442), (80, 915221)]