68956016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2081}}^1$

素因数の和:2217

約数の個数: 40

約数和(自身を含む): 141992400

約数和(自身を除く): 73036384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 109, 152, 218, 304, 436, 872, 1744, 2071, 2081, 4142, 4162, 8284, 8324, 16568, 16648, 33136, 33296, 39539, 79078, 158156, 226829, 316312, 453658, 632624, 907316, 1814632, 3629264, 4309751, 8619502, 17239004, 34478008, 68956016]

約数ペア:

[(1, 68956016), (2, 34478008), (4, 17239004), (8, 8619502), (16, 4309751), (19, 3629264), (38, 1814632), (76, 907316), (109, 632624), (152, 453658), (218, 316312), (304, 226829), (436, 158156), (872, 79078), (1744, 39539), (2071, 33296), (2081, 33136), (4142, 16648), (4162, 16568), (8284, 8324)]