82972825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4817}}^1$

素因数の和:4893

約数の個数: 24

約数和(自身を含む): 112914648

約数和(自身を除く): 29941823

約数列:

[1, 5, 13, 25, 53, 65, 265, 325, 689, 1325, 3445, 4817, 17225, 24085, 62621, 120425, 255301, 313105, 1276505, 1565525, 3318913, 6382525, 16594565, 82972825]

約数ペア:

[(1, 82972825), (5, 16594565), (13, 6382525), (25, 3318913), (53, 1565525), (65, 1276505), (265, 313105), (325, 255301), (689, 120425), (1325, 62621), (3445, 24085), (4817, 17225)]