71927840

素因数分解:

$2^5\times 5^1\times {\mathrm{449549}}^1$

素因数の和:449564

約数の個数: 24

約数和(自身を含む): 169929900

約数和(自身を除く): 98002060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 449549, 899098, 1798196, 2247745, 3596392, 4495490, 7192784, 8990980, 14385568, 17981960, 35963920, 71927840]

約数ペア:

[(1, 71927840), (2, 35963920), (4, 17981960), (5, 14385568), (8, 8990980), (10, 7192784), (16, 4495490), (20, 3596392), (32, 2247745), (40, 1798196), (80, 899098), (160, 449549)]