81239736

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2399}}^1$

素因数の和:2508

約数の個数: 64

約数和(自身を含む): 217728000

約数和(自身を除く): 136488264

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 83, 102, 136, 166, 204, 249, 332, 408, 498, 664, 996, 1411, 1992, 2399, 2822, 4233, 4798, 5644, 7197, 8466, 9596, 11288, 14394, 16932, 19192, 28788, 33864, 40783, 57576, 81566, 122349, 163132, 199117, 244698, 326264, 398234, 489396, 597351, 796468, 978792, 1194702, 1592936, 2389404, 3384989, 4778808, 6769978, 10154967, 13539956, 20309934, 27079912, 40619868, 81239736]

約数ペア:

[(1, 81239736), (2, 40619868), (3, 27079912), (4, 20309934), (6, 13539956), (8, 10154967), (12, 6769978), (17, 4778808), (24, 3384989), (34, 2389404), (51, 1592936), (68, 1194702), (83, 978792), (102, 796468), (136, 597351), (166, 489396), (204, 398234), (249, 326264), (332, 244698), (408, 199117), (498, 163132), (664, 122349), (996, 81566), (1411, 57576), (1992, 40783), (2399, 33864), (2822, 28788), (4233, 19192), (4798, 16932), (5644, 14394), (7197, 11288), (8466, 9596)]