2047779562750

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{63839}}^1\times {\mathrm{4139}}^1$

素因数の和:68026

約数の個数: 64

約数和(自身を含む): 3958120857600

約数和(自身を除く): 1910341294850

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 310, 775, 1550, 3875, 4139, 7750, 8278, 20695, 41390, 63839, 103475, 127678, 128309, 206950, 256618, 319195, 517375, 638390, 641545, 1034750, 1283090, 1595975, 1979009, 3191950, 3207725, 3958018, 6415450, 7979875, 9895045, 15959750, 16038625, 19790090, 32077250, 49475225, 98950450, 247376125, 264229621, 494752250, 528459242, 1321148105, 2642296210, 6605740525, 8191118251, 13211481050, 16382236502, 33028702625, 40955591255, 66057405250, 81911182510, 204777956275, 409555912550, 1023889781375, 2047779562750]

約数ペア:

[(1, 2047779562750), (2, 1023889781375), (5, 409555912550), (10, 204777956275), (25, 81911182510), (31, 66057405250), (50, 40955591255), (62, 33028702625), (125, 16382236502), (155, 13211481050), (250, 8191118251), (310, 6605740525), (775, 2642296210), (1550, 1321148105), (3875, 528459242), (4139, 494752250), (7750, 264229621), (8278, 247376125), (20695, 98950450), (41390, 49475225), (63839, 32077250), (103475, 19790090), (127678, 16038625), (128309, 15959750), (206950, 9895045), (256618, 7979875), (319195, 6415450), (517375, 3958018), (638390, 3207725), (641545, 3191950), (1034750, 1979009), (1283090, 1595975)]