68015728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5443}}^1$

素因数の和:5533

約数の個数: 40

約数和(自身を含む): 145812096

約数和(自身を除く): 77796368

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 3124, 5443, 6248, 10886, 12496, 21772, 43544, 59873, 87088, 119746, 239492, 386453, 478984, 772906, 957968, 1545812, 3091624, 4250983, 6183248, 8501966, 17003932, 34007864, 68015728]

約数ペア:

[(1, 68015728), (2, 34007864), (4, 17003932), (8, 8501966), (11, 6183248), (16, 4250983), (22, 3091624), (44, 1545812), (71, 957968), (88, 772906), (142, 478984), (176, 386453), (284, 239492), (568, 119746), (781, 87088), (1136, 59873), (1562, 43544), (3124, 21772), (5443, 12496), (6248, 10886)]