71754804905

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1\times {\mathrm{18287}}^1$

素因数の和:19949

約数の個数: 32

約数和(自身を含む): 99861258240

約数和(自身を除く): 28106453335

約数列:

[1, 5, 7, 35, 71, 355, 497, 1579, 2485, 7895, 11053, 18287, 55265, 91435, 112109, 128009, 560545, 640045, 784763, 1298377, 3923815, 6491885, 9088639, 28875173, 45443195, 144375865, 202126211, 1010631055, 2050137283, 10250686415, 14350960981, 71754804905]

約数ペア:

[(1, 71754804905), (5, 14350960981), (7, 10250686415), (35, 2050137283), (71, 1010631055), (355, 202126211), (497, 144375865), (1579, 45443195), (2485, 28875173), (7895, 9088639), (11053, 6491885), (18287, 3923815), (55265, 1298377), (91435, 784763), (112109, 640045), (128009, 560545)]