20575500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 192

約数和(自身を含む): 69189120

約数和(自身を除く): 48613620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 29, 30, 33, 43, 44, 50, 55, 58, 60, 66, 75, 86, 87, 100, 110, 116, 125, 129, 132, 145, 150, 165, 172, 174, 215, 220, 250, 258, 275, 290, 300, 319, 330, 348, 375, 430, 435, 473, 500, 516, 550, 580, 638, 645, 660, 725, 750, 825, 860, 870, 946, 957, 1075, 1100, 1247, 1276, 1290, 1375, 1419, 1450, 1500, 1595, 1650, 1740, 1892, 1914, 2150, 2175, 2365, 2494, 2580, 2750, 2838, 2900, 3190, 3225, 3300, 3625, 3741, 3828, 4125, 4300, 4350, 4730, 4785, 4988, 5375, 5500, 5676, 6235, 6380, 6450, 7095, 7250, 7482, 7975, 8250, 8700, 9460, 9570, 10750, 10875, 11825, 12470, 12900, 13717, 14190, 14500, 14964, 15950, 16125, 16500, 18705, 19140, 21500, 21750, 23650, 23925, 24940, 27434, 28380, 31175, 31900, 32250, 35475, 37410, 39875, 41151, 43500, 47300, 47850, 54868, 59125, 62350, 64500, 68585, 70950, 74820, 79750, 82302, 93525, 95700, 118250, 119625, 124700, 137170, 141900, 155875, 159500, 164604, 177375, 187050, 205755, 236500, 239250, 274340, 311750, 342925, 354750, 374100, 411510, 467625, 478500, 623500, 685850, 709500, 823020, 935250, 1028775, 1371700, 1714625, 1870500, 2057550, 3429250, 4115100, 5143875, 6858500, 10287750, 20575500]

約数ペア:

[(1, 20575500), (2, 10287750), (3, 6858500), (4, 5143875), (5, 4115100), (6, 3429250), (10, 2057550), (11, 1870500), (12, 1714625), (15, 1371700), (20, 1028775), (22, 935250), (25, 823020), (29, 709500), (30, 685850), (33, 623500), (43, 478500), (44, 467625), (50, 411510), (55, 374100), (58, 354750), (60, 342925), (66, 311750), (75, 274340), (86, 239250), (87, 236500), (100, 205755), (110, 187050), (116, 177375), (125, 164604), (129, 159500), (132, 155875), (145, 141900), (150, 137170), (165, 124700), (172, 119625), (174, 118250), (215, 95700), (220, 93525), (250, 82302), (258, 79750), (275, 74820), (290, 70950), (300, 68585), (319, 64500), (330, 62350), (348, 59125), (375, 54868), (430, 47850), (435, 47300), (473, 43500), (500, 41151), (516, 39875), (550, 37410), (580, 35475), (638, 32250), (645, 31900), (660, 31175), (725, 28380), (750, 27434), (825, 24940), (860, 23925), (870, 23650), (946, 21750), (957, 21500), (1075, 19140), (1100, 18705), (1247, 16500), (1276, 16125), (1290, 15950), (1375, 14964), (1419, 14500), (1450, 14190), (1500, 13717), (1595, 12900), (1650, 12470), (1740, 11825), (1892, 10875), (1914, 10750), (2150, 9570), (2175, 9460), (2365, 8700), (2494, 8250), (2580, 7975), (2750, 7482), (2838, 7250), (2900, 7095), (3190, 6450), (3225, 6380), (3300, 6235), (3625, 5676), (3741, 5500), (3828, 5375), (4125, 4988), (4300, 4785), (4350, 4730)]