80245984

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1621}}^1$

素因数の和:1668

約数の個数: 96

約数和(自身を含む): 206006976

約数和(自身を除く): 125760992

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 68, 91, 104, 112, 119, 136, 182, 208, 221, 224, 238, 272, 364, 416, 442, 476, 544, 728, 884, 952, 1456, 1547, 1621, 1768, 1904, 2912, 3094, 3242, 3536, 3808, 6188, 6484, 7072, 11347, 12376, 12968, 21073, 22694, 24752, 25936, 27557, 42146, 45388, 49504, 51872, 55114, 84292, 90776, 110228, 147511, 168584, 181552, 192899, 220456, 295022, 337168, 358241, 363104, 385798, 440912, 590044, 674336, 716482, 771596, 881824, 1180088, 1432964, 1543192, 2360176, 2507687, 2865928, 3086384, 4720352, 5015374, 5731856, 6172768, 10030748, 11463712, 20061496, 40122992, 80245984]

約数ペア:

[(1, 80245984), (2, 40122992), (4, 20061496), (7, 11463712), (8, 10030748), (13, 6172768), (14, 5731856), (16, 5015374), (17, 4720352), (26, 3086384), (28, 2865928), (32, 2507687), (34, 2360176), (52, 1543192), (56, 1432964), (68, 1180088), (91, 881824), (104, 771596), (112, 716482), (119, 674336), (136, 590044), (182, 440912), (208, 385798), (221, 363104), (224, 358241), (238, 337168), (272, 295022), (364, 220456), (416, 192899), (442, 181552), (476, 168584), (544, 147511), (728, 110228), (884, 90776), (952, 84292), (1456, 55114), (1547, 51872), (1621, 49504), (1768, 45388), (1904, 42146), (2912, 27557), (3094, 25936), (3242, 24752), (3536, 22694), (3808, 21073), (6188, 12968), (6484, 12376), (7072, 11347)]