81437424

素因数分解:

$2^4\times 3^1\times {\mathrm{263}}^1\times {\mathrm{6451}}^1$

素因数の和:6725

約数の個数: 40

約数和(自身を含む): 211212672

約数和(自身を除く): 129775248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 263, 526, 789, 1052, 1578, 2104, 3156, 4208, 6312, 6451, 12624, 12902, 19353, 25804, 38706, 51608, 77412, 103216, 154824, 309648, 1696613, 3393226, 5089839, 6786452, 10179678, 13572904, 20359356, 27145808, 40718712, 81437424]

約数ペア:

[(1, 81437424), (2, 40718712), (3, 27145808), (4, 20359356), (6, 13572904), (8, 10179678), (12, 6786452), (16, 5089839), (24, 3393226), (48, 1696613), (263, 309648), (526, 154824), (789, 103216), (1052, 77412), (1578, 51608), (2104, 38706), (3156, 25804), (4208, 19353), (6312, 12902), (6451, 12624)]