78824900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:414

約数の個数: 144

約数和(自身を含む): 221235840

約数和(自身を除く): 142410940

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 29, 35, 44, 50, 55, 58, 70, 77, 100, 110, 116, 140, 145, 154, 175, 203, 220, 275, 290, 308, 319, 350, 353, 385, 406, 550, 580, 638, 700, 706, 725, 770, 812, 1015, 1100, 1276, 1412, 1450, 1540, 1595, 1765, 1925, 2030, 2233, 2471, 2900, 3190, 3530, 3850, 3883, 4060, 4466, 4942, 5075, 6380, 7060, 7700, 7766, 7975, 8825, 8932, 9884, 10150, 10237, 11165, 12355, 15532, 15950, 17650, 19415, 20300, 20474, 22330, 24710, 27181, 31900, 35300, 38830, 40948, 44660, 49420, 51185, 54362, 55825, 61775, 71659, 77660, 97075, 102370, 108724, 111650, 112607, 123550, 135905, 143318, 194150, 204740, 223300, 225214, 247100, 255925, 271810, 286636, 358295, 388300, 450428, 511850, 543620, 563035, 679525, 716590, 788249, 1023700, 1126070, 1359050, 1433180, 1576498, 1791475, 2252140, 2718100, 2815175, 3152996, 3582950, 3941245, 5630350, 7165900, 7882490, 11260700, 15764980, 19706225, 39412450, 78824900]

約数ペア:

[(1, 78824900), (2, 39412450), (4, 19706225), (5, 15764980), (7, 11260700), (10, 7882490), (11, 7165900), (14, 5630350), (20, 3941245), (22, 3582950), (25, 3152996), (28, 2815175), (29, 2718100), (35, 2252140), (44, 1791475), (50, 1576498), (55, 1433180), (58, 1359050), (70, 1126070), (77, 1023700), (100, 788249), (110, 716590), (116, 679525), (140, 563035), (145, 543620), (154, 511850), (175, 450428), (203, 388300), (220, 358295), (275, 286636), (290, 271810), (308, 255925), (319, 247100), (350, 225214), (353, 223300), (385, 204740), (406, 194150), (550, 143318), (580, 135905), (638, 123550), (700, 112607), (706, 111650), (725, 108724), (770, 102370), (812, 97075), (1015, 77660), (1100, 71659), (1276, 61775), (1412, 55825), (1450, 54362), (1540, 51185), (1595, 49420), (1765, 44660), (1925, 40948), (2030, 38830), (2233, 35300), (2471, 31900), (2900, 27181), (3190, 24710), (3530, 22330), (3850, 20474), (3883, 20300), (4060, 19415), (4466, 17650), (4942, 15950), (5075, 15532), (6380, 12355), (7060, 11165), (7700, 10237), (7766, 10150), (7975, 9884), (8825, 8932)]