49991200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 142490880

約数和(自身を除く): 92499680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 79, 80, 100, 112, 113, 140, 158, 160, 175, 200, 224, 226, 280, 316, 350, 395, 400, 452, 553, 560, 565, 632, 700, 790, 791, 800, 904, 1106, 1120, 1130, 1264, 1400, 1580, 1582, 1808, 1975, 2212, 2260, 2528, 2765, 2800, 2825, 3160, 3164, 3616, 3950, 3955, 4424, 4520, 5530, 5600, 5650, 6320, 6328, 7900, 7910, 8848, 8927, 9040, 11060, 11300, 12640, 12656, 13825, 15800, 15820, 17696, 17854, 18080, 19775, 22120, 22600, 25312, 27650, 31600, 31640, 35708, 39550, 44240, 44635, 45200, 55300, 62489, 63200, 63280, 71416, 79100, 88480, 89270, 90400, 110600, 124978, 126560, 142832, 158200, 178540, 221200, 223175, 249956, 285664, 312445, 316400, 357080, 442400, 446350, 499912, 624890, 632800, 714160, 892700, 999824, 1249780, 1428320, 1562225, 1785400, 1999648, 2499560, 3124450, 3570800, 4999120, 6248900, 7141600, 9998240, 12497800, 24995600, 49991200]

約数ペア:

[(1, 49991200), (2, 24995600), (4, 12497800), (5, 9998240), (7, 7141600), (8, 6248900), (10, 4999120), (14, 3570800), (16, 3124450), (20, 2499560), (25, 1999648), (28, 1785400), (32, 1562225), (35, 1428320), (40, 1249780), (50, 999824), (56, 892700), (70, 714160), (79, 632800), (80, 624890), (100, 499912), (112, 446350), (113, 442400), (140, 357080), (158, 316400), (160, 312445), (175, 285664), (200, 249956), (224, 223175), (226, 221200), (280, 178540), (316, 158200), (350, 142832), (395, 126560), (400, 124978), (452, 110600), (553, 90400), (560, 89270), (565, 88480), (632, 79100), (700, 71416), (790, 63280), (791, 63200), (800, 62489), (904, 55300), (1106, 45200), (1120, 44635), (1130, 44240), (1264, 39550), (1400, 35708), (1580, 31640), (1582, 31600), (1808, 27650), (1975, 25312), (2212, 22600), (2260, 22120), (2528, 19775), (2765, 18080), (2800, 17854), (2825, 17696), (3160, 15820), (3164, 15800), (3616, 13825), (3950, 12656), (3955, 12640), (4424, 11300), (4520, 11060), (5530, 9040), (5600, 8927), (5650, 8848), (6320, 7910), (6328, 7900)]