84287500

素因数分解:

$2^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{613}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 201455856

約数和(自身を除く): 117168356

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 613, 625, 1100, 1226, 1250, 1375, 2452, 2500, 2750, 3065, 3125, 5500, 6130, 6250, 6743, 6875, 12260, 12500, 13486, 13750, 15325, 26972, 27500, 30650, 33715, 34375, 61300, 67430, 68750, 76625, 134860, 137500, 153250, 168575, 306500, 337150, 383125, 674300, 766250, 842875, 1532500, 1685750, 1915625, 3371500, 3831250, 4214375, 7662500, 8428750, 16857500, 21071875, 42143750, 84287500]

約数ペア:

[(1, 84287500), (2, 42143750), (4, 21071875), (5, 16857500), (10, 8428750), (11, 7662500), (20, 4214375), (22, 3831250), (25, 3371500), (44, 1915625), (50, 1685750), (55, 1532500), (100, 842875), (110, 766250), (125, 674300), (220, 383125), (250, 337150), (275, 306500), (500, 168575), (550, 153250), (613, 137500), (625, 134860), (1100, 76625), (1226, 68750), (1250, 67430), (1375, 61300), (2452, 34375), (2500, 33715), (2750, 30650), (3065, 27500), (3125, 26972), (5500, 15325), (6130, 13750), (6250, 13486), (6743, 12500), (6875, 12260)]