67520080

素因数分解:

$2^4\times 5^1\times {\mathrm{844001}}^1$

素因数の和:844014

約数の個数: 20

約数和(自身を含む): 156984372

約数和(自身を除く): 89464292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 844001, 1688002, 3376004, 4220005, 6752008, 8440010, 13504016, 16880020, 33760040, 67520080]

約数ペア:

[(1, 67520080), (2, 33760040), (4, 16880020), (5, 13504016), (8, 8440010), (10, 6752008), (16, 4220005), (20, 3376004), (40, 1688002), (80, 844001)]