80281580

素因数分解:

$2^2\times 5^1\times {\mathrm{601}}^1\times {\mathrm{6679}}^1$

素因数の和:7289

約数の個数: 24

約数和(自身を含む): 168897120

約数和(自身を除く): 88615540

約数列:

[1, 2, 4, 5, 10, 20, 601, 1202, 2404, 3005, 6010, 6679, 12020, 13358, 26716, 33395, 66790, 133580, 4014079, 8028158, 16056316, 20070395, 40140790, 80281580]

約数ペア:

[(1, 80281580), (2, 40140790), (4, 20070395), (5, 16056316), (10, 8028158), (20, 4014079), (601, 133580), (1202, 66790), (2404, 33395), (3005, 26716), (6010, 13358), (6679, 12020)]