51081800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 154275840

約数和(自身を除く): 103194040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 31, 35, 40, 44, 50, 55, 56, 62, 70, 77, 88, 100, 107, 110, 124, 140, 154, 155, 175, 200, 214, 217, 220, 248, 275, 280, 308, 310, 341, 350, 385, 428, 434, 440, 535, 550, 616, 620, 682, 700, 749, 770, 775, 856, 868, 1070, 1085, 1100, 1177, 1240, 1364, 1400, 1498, 1540, 1550, 1705, 1736, 1925, 2140, 2170, 2200, 2354, 2387, 2675, 2728, 2996, 3080, 3100, 3317, 3410, 3745, 3850, 4280, 4340, 4708, 4774, 5350, 5425, 5885, 5992, 6200, 6634, 6820, 7490, 7700, 8239, 8525, 8680, 9416, 9548, 10700, 10850, 11770, 11935, 13268, 13640, 14980, 15400, 16478, 16585, 17050, 18725, 19096, 21400, 21700, 23219, 23540, 23870, 26536, 29425, 29960, 32956, 33170, 34100, 36487, 37450, 41195, 43400, 46438, 47080, 47740, 58850, 59675, 65912, 66340, 68200, 72974, 74900, 82390, 82925, 92876, 95480, 116095, 117700, 119350, 132680, 145948, 149800, 164780, 165850, 182435, 185752, 205975, 232190, 235400, 238700, 255409, 291896, 329560, 331700, 364870, 411950, 464380, 477400, 510818, 580475, 663400, 729740, 823900, 912175, 928760, 1021636, 1160950, 1277045, 1459480, 1647800, 1824350, 2043272, 2321900, 2554090, 3648700, 4643800, 5108180, 6385225, 7297400, 10216360, 12770450, 25540900, 51081800]

約数ペア:

[(1, 51081800), (2, 25540900), (4, 12770450), (5, 10216360), (7, 7297400), (8, 6385225), (10, 5108180), (11, 4643800), (14, 3648700), (20, 2554090), (22, 2321900), (25, 2043272), (28, 1824350), (31, 1647800), (35, 1459480), (40, 1277045), (44, 1160950), (50, 1021636), (55, 928760), (56, 912175), (62, 823900), (70, 729740), (77, 663400), (88, 580475), (100, 510818), (107, 477400), (110, 464380), (124, 411950), (140, 364870), (154, 331700), (155, 329560), (175, 291896), (200, 255409), (214, 238700), (217, 235400), (220, 232190), (248, 205975), (275, 185752), (280, 182435), (308, 165850), (310, 164780), (341, 149800), (350, 145948), (385, 132680), (428, 119350), (434, 117700), (440, 116095), (535, 95480), (550, 92876), (616, 82925), (620, 82390), (682, 74900), (700, 72974), (749, 68200), (770, 66340), (775, 65912), (856, 59675), (868, 58850), (1070, 47740), (1085, 47080), (1100, 46438), (1177, 43400), (1240, 41195), (1364, 37450), (1400, 36487), (1498, 34100), (1540, 33170), (1550, 32956), (1705, 29960), (1736, 29425), (1925, 26536), (2140, 23870), (2170, 23540), (2200, 23219), (2354, 21700), (2387, 21400), (2675, 19096), (2728, 18725), (2996, 17050), (3080, 16585), (3100, 16478), (3317, 15400), (3410, 14980), (3745, 13640), (3850, 13268), (4280, 11935), (4340, 11770), (4708, 10850), (4774, 10700), (5350, 9548), (5425, 9416), (5885, 8680), (5992, 8525), (6200, 8239), (6634, 7700), (6820, 7490)]