51535000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{937}}^1$

素因数の和:974

約数の個数: 80

約数和(自身を含む): 131864040

約数和(自身を除く): 80329040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 625, 937, 1000, 1100, 1250, 1375, 1874, 2200, 2500, 2750, 3748, 4685, 5000, 5500, 6875, 7496, 9370, 10307, 11000, 13750, 18740, 20614, 23425, 27500, 37480, 41228, 46850, 51535, 55000, 82456, 93700, 103070, 117125, 187400, 206140, 234250, 257675, 412280, 468500, 515350, 585625, 937000, 1030700, 1171250, 1288375, 2061400, 2342500, 2576750, 4685000, 5153500, 6441875, 10307000, 12883750, 25767500, 51535000]

約数ペア:

[(1, 51535000), (2, 25767500), (4, 12883750), (5, 10307000), (8, 6441875), (10, 5153500), (11, 4685000), (20, 2576750), (22, 2342500), (25, 2061400), (40, 1288375), (44, 1171250), (50, 1030700), (55, 937000), (88, 585625), (100, 515350), (110, 468500), (125, 412280), (200, 257675), (220, 234250), (250, 206140), (275, 187400), (440, 117125), (500, 103070), (550, 93700), (625, 82456), (937, 55000), (1000, 51535), (1100, 46850), (1250, 41228), (1375, 37480), (1874, 27500), (2200, 23425), (2500, 20614), (2750, 18740), (3748, 13750), (4685, 11000), (5000, 10307), (5500, 9370), (6875, 7496)]