67991105

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 107412480

約数和(自身を除く): 39421375

約数列:

[1, 5, 7, 13, 23, 35, 65, 73, 89, 91, 115, 161, 299, 365, 445, 455, 511, 623, 805, 949, 1157, 1495, 1679, 2047, 2093, 2555, 3115, 4745, 5785, 6497, 6643, 8099, 8395, 10235, 10465, 11753, 14329, 21827, 26611, 32485, 33215, 40495, 45479, 58765, 71645, 84461, 109135, 133055, 149431, 152789, 186277, 227395, 422305, 591227, 747155, 763945, 931385, 1046017, 1942603, 2956135, 5230085, 9713015, 13598221, 67991105]

約数ペア:

[(1, 67991105), (5, 13598221), (7, 9713015), (13, 5230085), (23, 2956135), (35, 1942603), (65, 1046017), (73, 931385), (89, 763945), (91, 747155), (115, 591227), (161, 422305), (299, 227395), (365, 186277), (445, 152789), (455, 149431), (511, 133055), (623, 109135), (805, 84461), (949, 71645), (1157, 58765), (1495, 45479), (1679, 40495), (2047, 33215), (2093, 32485), (2555, 26611), (3115, 21827), (4745, 14329), (5785, 11753), (6497, 10465), (6643, 10235), (8099, 8395)]