81309350

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43951}}^1$

素因数の和:44000

約数の個数: 24

約数和(自身を含む): 155326368

約数和(自身を除く): 74017018

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 370, 925, 1850, 43951, 87902, 219755, 439510, 1098775, 1626187, 2197550, 3252374, 8130935, 16261870, 40654675, 81309350]

約数ペア:

[(1, 81309350), (2, 40654675), (5, 16261870), (10, 8130935), (25, 3252374), (37, 2197550), (50, 1626187), (74, 1098775), (185, 439510), (370, 219755), (925, 87902), (1850, 43951)]