68977168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6257}}^1$

素因数の和:6331

約数の個数: 40

約数和(自身を含む): 146662488

約数和(自身を除く): 77685320

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 6257, 11024, 12514, 25028, 50056, 81341, 100112, 162682, 325364, 331621, 650728, 663242, 1301456, 1326484, 2652968, 4311073, 5305936, 8622146, 17244292, 34488584, 68977168]

約数ペア:

[(1, 68977168), (2, 34488584), (4, 17244292), (8, 8622146), (13, 5305936), (16, 4311073), (26, 2652968), (52, 1326484), (53, 1301456), (104, 663242), (106, 650728), (208, 331621), (212, 325364), (424, 162682), (689, 100112), (848, 81341), (1378, 50056), (2756, 25028), (5512, 12514), (6257, 11024)]