81311150

素因数分解:

$2^1\times 5^2\times {\mathrm{683}}^1\times {\mathrm{2381}}^1$

素因数の和:3076

約数の個数: 24

約数和(自身を含む): 151523784

約数和(自身を除く): 70212634

約数列:

[1, 2, 5, 10, 25, 50, 683, 1366, 2381, 3415, 4762, 6830, 11905, 17075, 23810, 34150, 59525, 119050, 1626223, 3252446, 8131115, 16262230, 40655575, 81311150]

約数ペア:

[(1, 81311150), (2, 40655575), (5, 16262230), (10, 8131115), (25, 3252446), (50, 1626223), (683, 119050), (1366, 59525), (2381, 34150), (3415, 23810), (4762, 17075), (6830, 11905)]