80900216

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{1571}}^1$

素因数の和:1775

約数の個数: 32

約数和(自身を含む): 156476880

約数和(自身を除く): 75576664

約数列:

[1, 2, 4, 8, 41, 82, 157, 164, 314, 328, 628, 1256, 1571, 3142, 6284, 6437, 12568, 12874, 25748, 51496, 64411, 128822, 246647, 257644, 493294, 515288, 986588, 1973176, 10112527, 20225054, 40450108, 80900216]

約数ペア:

[(1, 80900216), (2, 40450108), (4, 20225054), (8, 10112527), (41, 1973176), (82, 986588), (157, 515288), (164, 493294), (314, 257644), (328, 246647), (628, 128822), (1256, 64411), (1571, 51496), (3142, 25748), (6284, 12874), (6437, 12568)]