81015152

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{163337}}^1$

素因数の和:163376

約数の個数: 20

約数和(自身を含む): 162031296

約数和(自身を除く): 81016144

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 163337, 326674, 653348, 1306696, 2613392, 5063447, 10126894, 20253788, 40507576, 81015152]

約数ペア:

[(1, 81015152), (2, 40507576), (4, 20253788), (8, 10126894), (16, 5063447), (31, 2613392), (62, 1306696), (124, 653348), (248, 326674), (496, 163337)]