77365600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 144

約数和(自身を含む): 209330352

約数和(自身を除く): 131964752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 43, 50, 52, 65, 80, 86, 100, 104, 130, 160, 172, 173, 200, 208, 215, 260, 325, 344, 346, 400, 416, 430, 520, 559, 650, 688, 692, 800, 860, 865, 1040, 1075, 1118, 1300, 1376, 1384, 1720, 1730, 2080, 2150, 2236, 2249, 2600, 2768, 2795, 3440, 3460, 4300, 4325, 4472, 4498, 5200, 5536, 5590, 6880, 6920, 7439, 8600, 8650, 8944, 8996, 10400, 11180, 11245, 13840, 13975, 14878, 17200, 17300, 17888, 17992, 22360, 22490, 27680, 27950, 29756, 34400, 34600, 35984, 37195, 44720, 44980, 55900, 56225, 59512, 69200, 71968, 74390, 89440, 89960, 96707, 111800, 112450, 119024, 138400, 148780, 179920, 185975, 193414, 223600, 224900, 238048, 297560, 359840, 371950, 386828, 447200, 449800, 483535, 595120, 743900, 773656, 899600, 967070, 1190240, 1487800, 1547312, 1799200, 1934140, 2417675, 2975600, 3094624, 3868280, 4835350, 5951200, 7736560, 9670700, 15473120, 19341400, 38682800, 77365600]

約数ペア:

[(1, 77365600), (2, 38682800), (4, 19341400), (5, 15473120), (8, 9670700), (10, 7736560), (13, 5951200), (16, 4835350), (20, 3868280), (25, 3094624), (26, 2975600), (32, 2417675), (40, 1934140), (43, 1799200), (50, 1547312), (52, 1487800), (65, 1190240), (80, 967070), (86, 899600), (100, 773656), (104, 743900), (130, 595120), (160, 483535), (172, 449800), (173, 447200), (200, 386828), (208, 371950), (215, 359840), (260, 297560), (325, 238048), (344, 224900), (346, 223600), (400, 193414), (416, 185975), (430, 179920), (520, 148780), (559, 138400), (650, 119024), (688, 112450), (692, 111800), (800, 96707), (860, 89960), (865, 89440), (1040, 74390), (1075, 71968), (1118, 69200), (1300, 59512), (1376, 56225), (1384, 55900), (1720, 44980), (1730, 44720), (2080, 37195), (2150, 35984), (2236, 34600), (2249, 34400), (2600, 29756), (2768, 27950), (2795, 27680), (3440, 22490), (3460, 22360), (4300, 17992), (4325, 17888), (4472, 17300), (4498, 17200), (5200, 14878), (5536, 13975), (5590, 13840), (6880, 11245), (6920, 11180), (7439, 10400), (8600, 8996), (8650, 8944)]