81377076

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:565

約数の個数: 96

約数和(自身を含む): 221598720

約数和(自身を除く): 140221644

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 71, 76, 114, 132, 142, 209, 213, 228, 284, 418, 426, 457, 627, 781, 836, 852, 914, 1254, 1349, 1371, 1562, 1828, 2343, 2508, 2698, 2742, 3124, 4047, 4686, 5027, 5396, 5484, 8094, 8683, 9372, 10054, 14839, 15081, 16188, 17366, 20108, 26049, 29678, 30162, 32447, 34732, 44517, 52098, 59356, 60324, 64894, 89034, 95513, 97341, 104196, 129788, 178068, 191026, 194682, 286539, 356917, 382052, 389364, 573078, 616493, 713834, 1070751, 1146156, 1232986, 1427668, 1849479, 2141502, 2465972, 3698958, 4283004, 6781423, 7397916, 13562846, 20344269, 27125692, 40688538, 81377076]

約数ペア:

[(1, 81377076), (2, 40688538), (3, 27125692), (4, 20344269), (6, 13562846), (11, 7397916), (12, 6781423), (19, 4283004), (22, 3698958), (33, 2465972), (38, 2141502), (44, 1849479), (57, 1427668), (66, 1232986), (71, 1146156), (76, 1070751), (114, 713834), (132, 616493), (142, 573078), (209, 389364), (213, 382052), (228, 356917), (284, 286539), (418, 194682), (426, 191026), (457, 178068), (627, 129788), (781, 104196), (836, 97341), (852, 95513), (914, 89034), (1254, 64894), (1349, 60324), (1371, 59356), (1562, 52098), (1828, 44517), (2343, 34732), (2508, 32447), (2698, 30162), (2742, 29678), (3124, 26049), (4047, 20108), (4686, 17366), (5027, 16188), (5396, 15081), (5484, 14839), (8094, 10054), (8683, 9372)]