55220000

素因数分解:

$2^5\times 5^4\times {\mathrm{11}}^1\times {\mathrm{251}}^1$

素因数の和:292

約数の個数: 120

約数和(自身を含む): 148789872

約数和(自身を除く): 93569872

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 125, 160, 176, 200, 220, 250, 251, 275, 352, 400, 440, 500, 502, 550, 625, 800, 880, 1000, 1004, 1100, 1250, 1255, 1375, 1760, 2000, 2008, 2200, 2500, 2510, 2750, 2761, 4000, 4016, 4400, 5000, 5020, 5500, 5522, 6275, 6875, 8032, 8800, 10000, 10040, 11000, 11044, 12550, 13750, 13805, 20000, 20080, 22000, 22088, 25100, 27500, 27610, 31375, 40160, 44000, 44176, 50200, 55000, 55220, 62750, 69025, 88352, 100400, 110000, 110440, 125500, 138050, 156875, 200800, 220000, 220880, 251000, 276100, 313750, 345125, 441760, 502000, 552200, 627500, 690250, 1004000, 1104400, 1255000, 1380500, 1725625, 2208800, 2510000, 2761000, 3451250, 5020000, 5522000, 6902500, 11044000, 13805000, 27610000, 55220000]

約数ペア:

[(1, 55220000), (2, 27610000), (4, 13805000), (5, 11044000), (8, 6902500), (10, 5522000), (11, 5020000), (16, 3451250), (20, 2761000), (22, 2510000), (25, 2208800), (32, 1725625), (40, 1380500), (44, 1255000), (50, 1104400), (55, 1004000), (80, 690250), (88, 627500), (100, 552200), (110, 502000), (125, 441760), (160, 345125), (176, 313750), (200, 276100), (220, 251000), (250, 220880), (251, 220000), (275, 200800), (352, 156875), (400, 138050), (440, 125500), (500, 110440), (502, 110000), (550, 100400), (625, 88352), (800, 69025), (880, 62750), (1000, 55220), (1004, 55000), (1100, 50200), (1250, 44176), (1255, 44000), (1375, 40160), (1760, 31375), (2000, 27610), (2008, 27500), (2200, 25100), (2500, 22088), (2510, 22000), (2750, 20080), (2761, 20000), (4000, 13805), (4016, 13750), (4400, 12550), (5000, 11044), (5020, 11000), (5500, 10040), (5522, 10000), (6275, 8800), (6875, 8032)]