19826250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:353

約数の個数: 80

約数和(自身を含む): 52633152

約数和(自身を除く): 32806902

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 125, 150, 170, 250, 255, 311, 375, 425, 510, 622, 625, 750, 850, 933, 1250, 1275, 1555, 1866, 1875, 2125, 2550, 3110, 3750, 4250, 4665, 5287, 6375, 7775, 9330, 10574, 10625, 12750, 15550, 15861, 21250, 23325, 26435, 31722, 31875, 38875, 46650, 52870, 63750, 77750, 79305, 116625, 132175, 158610, 194375, 233250, 264350, 388750, 396525, 583125, 660875, 793050, 1166250, 1321750, 1982625, 3304375, 3965250, 6608750, 9913125, 19826250]

約数ペア:

[(1, 19826250), (2, 9913125), (3, 6608750), (5, 3965250), (6, 3304375), (10, 1982625), (15, 1321750), (17, 1166250), (25, 793050), (30, 660875), (34, 583125), (50, 396525), (51, 388750), (75, 264350), (85, 233250), (102, 194375), (125, 158610), (150, 132175), (170, 116625), (250, 79305), (255, 77750), (311, 63750), (375, 52870), (425, 46650), (510, 38875), (622, 31875), (625, 31722), (750, 26435), (850, 23325), (933, 21250), (1250, 15861), (1275, 15550), (1555, 12750), (1866, 10625), (1875, 10574), (2125, 9330), (2550, 7775), (3110, 6375), (3750, 5287), (4250, 4665)]