101622680

素因数分解:

$2^3\times 5^1\times {\mathrm{2540567}}^1$

素因数の和:2540578

約数の個数: 16

約数和(自身を含む): 228651120

約数和(自身を除く): 127028440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2540567, 5081134, 10162268, 12702835, 20324536, 25405670, 50811340, 101622680]

約数ペア:

[(1, 101622680), (2, 50811340), (4, 25405670), (5, 20324536), (8, 12702835), (10, 10162268), (20, 5081134), (40, 2540567)]