81427648

素因数分解:

$2^6\times {\mathrm{83}}^1\times {\mathrm{15329}}^1$

素因数の和:15424

約数の個数: 28

約数和(自身を含む): 163540440

約数和(自身を除く): 82112792

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 166, 332, 664, 1328, 2656, 5312, 15329, 30658, 61316, 122632, 245264, 490528, 981056, 1272307, 2544614, 5089228, 10178456, 20356912, 40713824, 81427648]

約数ペア:

[(1, 81427648), (2, 40713824), (4, 20356912), (8, 10178456), (16, 5089228), (32, 2544614), (64, 1272307), (83, 981056), (166, 490528), (332, 245264), (664, 122632), (1328, 61316), (2656, 30658), (5312, 15329)]