68680544

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{661}}^1$

素因数の和:879

約数の個数: 48

約数和(自身を含む): 144135936

約数和(自身を除く): 75455392

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 191, 272, 382, 544, 661, 764, 1322, 1528, 2644, 3056, 3247, 5288, 6112, 6494, 10576, 11237, 12988, 21152, 22474, 25976, 44948, 51952, 89896, 103904, 126251, 179792, 252502, 359584, 505004, 1010008, 2020016, 2146267, 4040032, 4292534, 8585068, 17170136, 34340272, 68680544]

約数ペア:

[(1, 68680544), (2, 34340272), (4, 17170136), (8, 8585068), (16, 4292534), (17, 4040032), (32, 2146267), (34, 2020016), (68, 1010008), (136, 505004), (191, 359584), (272, 252502), (382, 179792), (544, 126251), (661, 103904), (764, 89896), (1322, 51952), (1528, 44948), (2644, 25976), (3056, 22474), (3247, 21152), (5288, 12988), (6112, 11237), (6494, 10576)]