81230836

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{457}}^1\times {\mathrm{1201}}^1$

素因数の和:1699

約数の個数: 24

約数和(自身を含む): 146437256

約数和(自身を除く): 65206420

約数列:

[1, 2, 4, 37, 74, 148, 457, 914, 1201, 1828, 2402, 4804, 16909, 33818, 44437, 67636, 88874, 177748, 548857, 1097714, 2195428, 20307709, 40615418, 81230836]

約数ペア:

[(1, 81230836), (2, 40615418), (4, 20307709), (37, 2195428), (74, 1097714), (148, 548857), (457, 177748), (914, 88874), (1201, 67636), (1828, 44437), (2402, 33818), (4804, 16909)]