68312545

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 106375680

約数和(自身を除く): 38063135

約数列:

[1, 5, 7, 17, 29, 35, 37, 85, 107, 119, 145, 185, 203, 259, 493, 535, 595, 629, 749, 1015, 1073, 1295, 1819, 2465, 3103, 3145, 3451, 3745, 3959, 4403, 5365, 7511, 9095, 12733, 15515, 17255, 18241, 19795, 21721, 22015, 27713, 37555, 52751, 63665, 67303, 91205, 108605, 114811, 127687, 138565, 263755, 336515, 369257, 471121, 574055, 638435, 803677, 1846285, 1951787, 2355605, 4018385, 9758935, 13662509, 68312545]

約数ペア:

[(1, 68312545), (5, 13662509), (7, 9758935), (17, 4018385), (29, 2355605), (35, 1951787), (37, 1846285), (85, 803677), (107, 638435), (119, 574055), (145, 471121), (185, 369257), (203, 336515), (259, 263755), (493, 138565), (535, 127687), (595, 114811), (629, 108605), (749, 91205), (1015, 67303), (1073, 63665), (1295, 52751), (1819, 37555), (2465, 27713), (3103, 22015), (3145, 21721), (3451, 19795), (3745, 18241), (3959, 17255), (4403, 15515), (5365, 12733), (7511, 9095)]