80788400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 240

約数和(自身を含む): 251674368

約数和(自身を除く): 170885968

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 43, 44, 50, 55, 56, 61, 70, 77, 80, 86, 88, 100, 110, 112, 122, 140, 154, 172, 175, 176, 200, 215, 220, 244, 275, 280, 301, 305, 308, 344, 350, 385, 400, 427, 430, 440, 473, 488, 550, 560, 602, 610, 616, 671, 688, 700, 770, 854, 860, 880, 946, 976, 1075, 1100, 1204, 1220, 1232, 1342, 1400, 1505, 1525, 1540, 1708, 1720, 1892, 1925, 2135, 2150, 2200, 2365, 2408, 2440, 2623, 2684, 2800, 3010, 3050, 3080, 3311, 3355, 3416, 3440, 3784, 3850, 4270, 4300, 4400, 4697, 4730, 4816, 4880, 5246, 5368, 6020, 6100, 6160, 6622, 6710, 6832, 7525, 7568, 7700, 8540, 8600, 9394, 9460, 10492, 10675, 10736, 11825, 12040, 12200, 13115, 13244, 13420, 15050, 15400, 16555, 16775, 17080, 17200, 18361, 18788, 18920, 20984, 21350, 23485, 23650, 24080, 24400, 26230, 26488, 26840, 28853, 30100, 30800, 33110, 33550, 34160, 36722, 37576, 37840, 41968, 42700, 46970, 47300, 52460, 52976, 53680, 57706, 60200, 65575, 66220, 67100, 73444, 75152, 82775, 85400, 91805, 93940, 94600, 104920, 115412, 117425, 120400, 131150, 132440, 134200, 144265, 146888, 165550, 170800, 183610, 187880, 189200, 201971, 209840, 230824, 234850, 262300, 264880, 268400, 288530, 293776, 331100, 367220, 375760, 403942, 459025, 461648, 469700, 524600, 577060, 662200, 721325, 734440, 807884, 918050, 939400, 1009855, 1049200, 1154120, 1324400, 1442650, 1468880, 1615768, 1836100, 1878800, 2019710, 2308240, 2885300, 3231536, 3672200, 4039420, 5049275, 5770600, 7344400, 8078840, 10098550, 11541200, 16157680, 20197100, 40394200, 80788400]

約数ペア:

[(1, 80788400), (2, 40394200), (4, 20197100), (5, 16157680), (7, 11541200), (8, 10098550), (10, 8078840), (11, 7344400), (14, 5770600), (16, 5049275), (20, 4039420), (22, 3672200), (25, 3231536), (28, 2885300), (35, 2308240), (40, 2019710), (43, 1878800), (44, 1836100), (50, 1615768), (55, 1468880), (56, 1442650), (61, 1324400), (70, 1154120), (77, 1049200), (80, 1009855), (86, 939400), (88, 918050), (100, 807884), (110, 734440), (112, 721325), (122, 662200), (140, 577060), (154, 524600), (172, 469700), (175, 461648), (176, 459025), (200, 403942), (215, 375760), (220, 367220), (244, 331100), (275, 293776), (280, 288530), (301, 268400), (305, 264880), (308, 262300), (344, 234850), (350, 230824), (385, 209840), (400, 201971), (427, 189200), (430, 187880), (440, 183610), (473, 170800), (488, 165550), (550, 146888), (560, 144265), (602, 134200), (610, 132440), (616, 131150), (671, 120400), (688, 117425), (700, 115412), (770, 104920), (854, 94600), (860, 93940), (880, 91805), (946, 85400), (976, 82775), (1075, 75152), (1100, 73444), (1204, 67100), (1220, 66220), (1232, 65575), (1342, 60200), (1400, 57706), (1505, 53680), (1525, 52976), (1540, 52460), (1708, 47300), (1720, 46970), (1892, 42700), (1925, 41968), (2135, 37840), (2150, 37576), (2200, 36722), (2365, 34160), (2408, 33550), (2440, 33110), (2623, 30800), (2684, 30100), (2800, 28853), (3010, 26840), (3050, 26488), (3080, 26230), (3311, 24400), (3355, 24080), (3416, 23650), (3440, 23485), (3784, 21350), (3850, 20984), (4270, 18920), (4300, 18788), (4400, 18361), (4697, 17200), (4730, 17080), (4816, 16775), (4880, 16555), (5246, 15400), (5368, 15050), (6020, 13420), (6100, 13244), (6160, 13115), (6622, 12200), (6710, 12040), (6832, 11825), (7525, 10736), (7568, 10675), (7700, 10492), (8540, 9460), (8600, 9394)]