18502000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^2$

素因数の和:92

約数の個数: 120

約数和(自身を含む): 50545872

約数和(自身を除く): 32043872

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 29, 40, 44, 50, 55, 58, 80, 88, 100, 110, 116, 125, 145, 176, 200, 220, 232, 250, 275, 290, 319, 400, 440, 464, 500, 550, 580, 638, 725, 841, 880, 1000, 1100, 1160, 1276, 1375, 1450, 1595, 1682, 2000, 2200, 2320, 2552, 2750, 2900, 3190, 3364, 3625, 4205, 4400, 5104, 5500, 5800, 6380, 6728, 7250, 7975, 8410, 9251, 11000, 11600, 12760, 13456, 14500, 15950, 16820, 18502, 21025, 22000, 25520, 29000, 31900, 33640, 37004, 39875, 42050, 46255, 58000, 63800, 67280, 74008, 79750, 84100, 92510, 105125, 127600, 148016, 159500, 168200, 185020, 210250, 231275, 319000, 336400, 370040, 420500, 462550, 638000, 740080, 841000, 925100, 1156375, 1682000, 1850200, 2312750, 3700400, 4625500, 9251000, 18502000]

約数ペア:

[(1, 18502000), (2, 9251000), (4, 4625500), (5, 3700400), (8, 2312750), (10, 1850200), (11, 1682000), (16, 1156375), (20, 925100), (22, 841000), (25, 740080), (29, 638000), (40, 462550), (44, 420500), (50, 370040), (55, 336400), (58, 319000), (80, 231275), (88, 210250), (100, 185020), (110, 168200), (116, 159500), (125, 148016), (145, 127600), (176, 105125), (200, 92510), (220, 84100), (232, 79750), (250, 74008), (275, 67280), (290, 63800), (319, 58000), (400, 46255), (440, 42050), (464, 39875), (500, 37004), (550, 33640), (580, 31900), (638, 29000), (725, 25520), (841, 22000), (880, 21025), (1000, 18502), (1100, 16820), (1160, 15950), (1276, 14500), (1375, 13456), (1450, 12760), (1595, 11600), (1682, 11000), (2000, 9251), (2200, 8410), (2320, 7975), (2552, 7250), (2750, 6728), (2900, 6380), (3190, 5800), (3364, 5500), (3625, 5104), (4205, 4400)]