7256415280

素因数分解:

$2^4\times 5^1\times {\mathrm{90705191}}^1$

素因数の和:90705204

約数の個数: 20

約数和(自身を含む): 16871165712

約数和(自身を除く): 9614750432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 90705191, 181410382, 362820764, 453525955, 725641528, 907051910, 1451283056, 1814103820, 3628207640, 7256415280]

約数ペア:

[(1, 7256415280), (2, 3628207640), (4, 1814103820), (5, 1451283056), (8, 907051910), (10, 725641528), (16, 453525955), (20, 362820764), (40, 181410382), (80, 90705191)]