8291212375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1621}}^1$

素因数の和:1765

約数の個数: 64

約数和(自身を含む): 11477531520

約数和(自身を除く): 3186319145

約数列:

[1, 5, 17, 25, 29, 83, 85, 125, 145, 415, 425, 493, 725, 1411, 1621, 2075, 2125, 2407, 2465, 3625, 7055, 8105, 10375, 12035, 12325, 27557, 35275, 40525, 40919, 47009, 60175, 61625, 134543, 137785, 176375, 202625, 204595, 235045, 300875, 672715, 688925, 799153, 1022975, 1175225, 2287231, 3363575, 3444625, 3901747, 3995765, 5114875, 5876125, 11436155, 16817875, 19508735, 19978825, 57180775, 66329699, 97543675, 99894125, 285903875, 331648495, 487718375, 1658242475, 8291212375]

約数ペア:

[(1, 8291212375), (5, 1658242475), (17, 487718375), (25, 331648495), (29, 285903875), (83, 99894125), (85, 97543675), (125, 66329699), (145, 57180775), (415, 19978825), (425, 19508735), (493, 16817875), (725, 11436155), (1411, 5876125), (1621, 5114875), (2075, 3995765), (2125, 3901747), (2407, 3444625), (2465, 3363575), (3625, 2287231), (7055, 1175225), (8105, 1022975), (10375, 799153), (12035, 688925), (12325, 672715), (27557, 300875), (35275, 235045), (40525, 204595), (40919, 202625), (47009, 176375), (60175, 137785), (61625, 134543)]