25848265

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 34467840

約数和(自身を除く): 8619575

約数列:

[1, 5, 19, 31, 67, 95, 131, 155, 335, 589, 655, 1273, 2077, 2489, 2945, 4061, 6365, 8777, 10385, 12445, 20305, 39463, 43885, 77159, 166763, 197315, 272087, 385795, 833815, 1360435, 5169653, 25848265]

約数ペア:

[(1, 25848265), (5, 5169653), (19, 1360435), (31, 833815), (67, 385795), (95, 272087), (131, 197315), (155, 166763), (335, 77159), (589, 43885), (655, 39463), (1273, 20305), (2077, 12445), (2489, 10385), (2945, 8777), (4061, 6365)]