68877795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{821}}^1$

素因数の和:900

約数の個数: 64

約数和(自身を含む): 136359936

約数和(自身を除く): 67482141

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 47, 51, 85, 105, 119, 141, 235, 255, 329, 357, 595, 705, 799, 821, 987, 1645, 1785, 2397, 2463, 3995, 4105, 4935, 5593, 5747, 11985, 12315, 13957, 16779, 17241, 27965, 28735, 38587, 41871, 69785, 83895, 86205, 97699, 115761, 192935, 209355, 270109, 293097, 488495, 578805, 655979, 810327, 1350545, 1465485, 1967937, 3279895, 4051635, 4591853, 9839685, 13775559, 22959265, 68877795]

約数ペア:

[(1, 68877795), (3, 22959265), (5, 13775559), (7, 9839685), (15, 4591853), (17, 4051635), (21, 3279895), (35, 1967937), (47, 1465485), (51, 1350545), (85, 810327), (105, 655979), (119, 578805), (141, 488495), (235, 293097), (255, 270109), (329, 209355), (357, 192935), (595, 115761), (705, 97699), (799, 86205), (821, 83895), (987, 69785), (1645, 41871), (1785, 38587), (2397, 28735), (2463, 27965), (3995, 17241), (4105, 16779), (4935, 13957), (5593, 12315), (5747, 11985)]