90821500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{337}}^1$

素因数の和:381

約数の個数: 144

約数和(自身を含む): 252461664

約数和(自身を除く): 161640164

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 49, 50, 55, 70, 77, 98, 100, 110, 125, 140, 154, 175, 196, 220, 245, 250, 275, 308, 337, 350, 385, 490, 500, 539, 550, 674, 700, 770, 875, 980, 1078, 1100, 1225, 1348, 1375, 1540, 1685, 1750, 1925, 2156, 2359, 2450, 2695, 2750, 3370, 3500, 3707, 3850, 4718, 4900, 5390, 5500, 6125, 6740, 7414, 7700, 8425, 9436, 9625, 10780, 11795, 12250, 13475, 14828, 16513, 16850, 18535, 19250, 23590, 24500, 25949, 26950, 33026, 33700, 37070, 38500, 42125, 47180, 51898, 53900, 58975, 66052, 67375, 74140, 82565, 84250, 92675, 103796, 117950, 129745, 134750, 165130, 168500, 181643, 185350, 235900, 259490, 269500, 294875, 330260, 363286, 370700, 412825, 463375, 518980, 589750, 648725, 726572, 825650, 908215, 926750, 1179500, 1297450, 1651300, 1816430, 1853500, 2064125, 2594900, 3243625, 3632860, 4128250, 4541075, 6487250, 8256500, 9082150, 12974500, 18164300, 22705375, 45410750, 90821500]

約数ペア:

[(1, 90821500), (2, 45410750), (4, 22705375), (5, 18164300), (7, 12974500), (10, 9082150), (11, 8256500), (14, 6487250), (20, 4541075), (22, 4128250), (25, 3632860), (28, 3243625), (35, 2594900), (44, 2064125), (49, 1853500), (50, 1816430), (55, 1651300), (70, 1297450), (77, 1179500), (98, 926750), (100, 908215), (110, 825650), (125, 726572), (140, 648725), (154, 589750), (175, 518980), (196, 463375), (220, 412825), (245, 370700), (250, 363286), (275, 330260), (308, 294875), (337, 269500), (350, 259490), (385, 235900), (490, 185350), (500, 181643), (539, 168500), (550, 165130), (674, 134750), (700, 129745), (770, 117950), (875, 103796), (980, 92675), (1078, 84250), (1100, 82565), (1225, 74140), (1348, 67375), (1375, 66052), (1540, 58975), (1685, 53900), (1750, 51898), (1925, 47180), (2156, 42125), (2359, 38500), (2450, 37070), (2695, 33700), (2750, 33026), (3370, 26950), (3500, 25949), (3707, 24500), (3850, 23590), (4718, 19250), (4900, 18535), (5390, 16850), (5500, 16513), (6125, 14828), (6740, 13475), (7414, 12250), (7700, 11795), (8425, 10780), (9436, 9625)]