81150028

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{439}}^1\times {\mathrm{1249}}^1$

素因数の和:1729

約数の個数: 24

約数和(自身を含む): 146300000

約数和(自身を除く): 65149972

約数列:

[1, 2, 4, 37, 74, 148, 439, 878, 1249, 1756, 2498, 4996, 16243, 32486, 46213, 64972, 92426, 184852, 548311, 1096622, 2193244, 20287507, 40575014, 81150028]

約数ペア:

[(1, 81150028), (2, 40575014), (4, 20287507), (37, 2193244), (74, 1096622), (148, 548311), (439, 184852), (878, 92426), (1249, 64972), (1756, 46213), (2498, 32486), (4996, 16243)]