80799390

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{42751}}^1$

素因数の和:42774

約数の個数: 64

約数和(自身を含む): 246251520

約数和(自身を除く): 165452130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 42751, 85502, 128253, 213755, 256506, 299257, 384759, 427510, 598514, 641265, 769518, 897771, 1154277, 1282530, 1496285, 1795542, 1923795, 2308554, 2693313, 2992570, 3847590, 4488855, 5386626, 5771385, 8079939, 8977710, 11542770, 13466565, 16159878, 26933130, 40399695, 80799390]

約数ペア:

[(1, 80799390), (2, 40399695), (3, 26933130), (5, 16159878), (6, 13466565), (7, 11542770), (9, 8977710), (10, 8079939), (14, 5771385), (15, 5386626), (18, 4488855), (21, 3847590), (27, 2992570), (30, 2693313), (35, 2308554), (42, 1923795), (45, 1795542), (54, 1496285), (63, 1282530), (70, 1154277), (90, 897771), (105, 769518), (126, 641265), (135, 598514), (189, 427510), (210, 384759), (270, 299257), (315, 256506), (378, 213755), (630, 128253), (945, 85502), (1890, 42751)]