84868360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51749}}^1$

素因数の和:51801

約数の個数: 32

約数和(自身を含む): 195615000

約数和(自身を除く): 110746640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 51749, 103498, 206996, 258745, 413992, 517490, 1034980, 2069960, 2121709, 4243418, 8486836, 10608545, 16973672, 21217090, 42434180, 84868360]

約数ペア:

[(1, 84868360), (2, 42434180), (4, 21217090), (5, 16973672), (8, 10608545), (10, 8486836), (20, 4243418), (40, 2121709), (41, 2069960), (82, 1034980), (164, 517490), (205, 413992), (328, 258745), (410, 206996), (820, 103498), (1640, 51749)]