80651120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2477}}^1$

素因数の和:2538

約数の個数: 80

約数和(自身を含む): 210174048

約数和(自身を除く): 129522928

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 1480, 1628, 2035, 2477, 2960, 3256, 4070, 4954, 6512, 8140, 9908, 12385, 16280, 19816, 24770, 27247, 32560, 39632, 49540, 54494, 91649, 99080, 108988, 136235, 183298, 198160, 217976, 272470, 366596, 435952, 458245, 544940, 733192, 916490, 1008139, 1089880, 1466384, 1832980, 2016278, 2179760, 3665960, 4032556, 5040695, 7331920, 8065112, 10081390, 16130224, 20162780, 40325560, 80651120]

約数ペア:

[(1, 80651120), (2, 40325560), (4, 20162780), (5, 16130224), (8, 10081390), (10, 8065112), (11, 7331920), (16, 5040695), (20, 4032556), (22, 3665960), (37, 2179760), (40, 2016278), (44, 1832980), (55, 1466384), (74, 1089880), (80, 1008139), (88, 916490), (110, 733192), (148, 544940), (176, 458245), (185, 435952), (220, 366596), (296, 272470), (370, 217976), (407, 198160), (440, 183298), (592, 136235), (740, 108988), (814, 99080), (880, 91649), (1480, 54494), (1628, 49540), (2035, 39632), (2477, 32560), (2960, 27247), (3256, 24770), (4070, 19816), (4954, 16280), (6512, 12385), (8140, 9908)]