77869600

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 206236800

約数和(自身を除く): 128367200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 47, 50, 76, 80, 94, 95, 100, 109, 152, 160, 188, 190, 200, 218, 235, 304, 376, 380, 400, 436, 470, 475, 545, 608, 752, 760, 800, 872, 893, 940, 950, 1090, 1175, 1504, 1520, 1744, 1786, 1880, 1900, 2071, 2180, 2350, 2725, 3040, 3488, 3572, 3760, 3800, 4142, 4360, 4465, 4700, 5123, 5450, 7144, 7520, 7600, 8284, 8720, 8930, 9400, 10246, 10355, 10900, 14288, 15200, 16568, 17440, 17860, 18800, 20492, 20710, 21800, 22325, 25615, 28576, 33136, 35720, 37600, 40984, 41420, 43600, 44650, 51230, 51775, 66272, 71440, 81968, 82840, 87200, 89300, 97337, 102460, 103550, 128075, 142880, 163936, 165680, 178600, 194674, 204920, 207100, 256150, 331360, 357200, 389348, 409840, 414200, 486685, 512300, 714400, 778696, 819680, 828400, 973370, 1024600, 1557392, 1656800, 1946740, 2049200, 2433425, 3114784, 3893480, 4098400, 4866850, 7786960, 9733700, 15573920, 19467400, 38934800, 77869600]

約数ペア:

[(1, 77869600), (2, 38934800), (4, 19467400), (5, 15573920), (8, 9733700), (10, 7786960), (16, 4866850), (19, 4098400), (20, 3893480), (25, 3114784), (32, 2433425), (38, 2049200), (40, 1946740), (47, 1656800), (50, 1557392), (76, 1024600), (80, 973370), (94, 828400), (95, 819680), (100, 778696), (109, 714400), (152, 512300), (160, 486685), (188, 414200), (190, 409840), (200, 389348), (218, 357200), (235, 331360), (304, 256150), (376, 207100), (380, 204920), (400, 194674), (436, 178600), (470, 165680), (475, 163936), (545, 142880), (608, 128075), (752, 103550), (760, 102460), (800, 97337), (872, 89300), (893, 87200), (940, 82840), (950, 81968), (1090, 71440), (1175, 66272), (1504, 51775), (1520, 51230), (1744, 44650), (1786, 43600), (1880, 41420), (1900, 40984), (2071, 37600), (2180, 35720), (2350, 33136), (2725, 28576), (3040, 25615), (3488, 22325), (3572, 21800), (3760, 20710), (3800, 20492), (4142, 18800), (4360, 17860), (4465, 17440), (4700, 16568), (5123, 15200), (5450, 14288), (7144, 10900), (7520, 10355), (7600, 10246), (8284, 9400), (8720, 8930)]