85877840

素因数分解:

$2^4\times 5^1\times {\mathrm{353}}^1\times {\mathrm{3041}}^1$

素因数の和:3407

約数の個数: 40

約数和(自身を含む): 200297448

約数和(自身を除く): 114419608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353, 706, 1412, 1765, 2824, 3041, 3530, 5648, 6082, 7060, 12164, 14120, 15205, 24328, 28240, 30410, 48656, 60820, 121640, 243280, 1073473, 2146946, 4293892, 5367365, 8587784, 10734730, 17175568, 21469460, 42938920, 85877840]

約数ペア:

[(1, 85877840), (2, 42938920), (4, 21469460), (5, 17175568), (8, 10734730), (10, 8587784), (16, 5367365), (20, 4293892), (40, 2146946), (80, 1073473), (353, 243280), (706, 121640), (1412, 60820), (1765, 48656), (2824, 30410), (3041, 28240), (3530, 24328), (5648, 15205), (6082, 14120), (7060, 12164)]