80004960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{7937}}^1$

素因数の和:7965

約数の個数: 144

約数和(自身を含む): 312058656

約数和(自身を除く): 232053696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 7937, 10080, 15874, 23811, 31748, 39685, 47622, 55559, 63496, 71433, 79370, 95244, 111118, 119055, 126992, 142866, 158740, 166677, 190488, 222236, 238110, 253984, 277795, 285732, 317480, 333354, 357165, 380976, 444472, 476220, 500031, 555590, 571464, 634960, 666708, 714330, 761952, 833385, 888944, 952440, 1000062, 1111180, 1142928, 1269920, 1333416, 1428660, 1666770, 1777888, 1904880, 2000124, 2222360, 2285856, 2500155, 2666832, 2857320, 3333540, 3809760, 4000248, 4444720, 5000310, 5333664, 5714640, 6667080, 8000496, 8889440, 10000620, 11429280, 13334160, 16000992, 20001240, 26668320, 40002480, 80004960]

約数ペア:

[(1, 80004960), (2, 40002480), (3, 26668320), (4, 20001240), (5, 16000992), (6, 13334160), (7, 11429280), (8, 10000620), (9, 8889440), (10, 8000496), (12, 6667080), (14, 5714640), (15, 5333664), (16, 5000310), (18, 4444720), (20, 4000248), (21, 3809760), (24, 3333540), (28, 2857320), (30, 2666832), (32, 2500155), (35, 2285856), (36, 2222360), (40, 2000124), (42, 1904880), (45, 1777888), (48, 1666770), (56, 1428660), (60, 1333416), (63, 1269920), (70, 1142928), (72, 1111180), (80, 1000062), (84, 952440), (90, 888944), (96, 833385), (105, 761952), (112, 714330), (120, 666708), (126, 634960), (140, 571464), (144, 555590), (160, 500031), (168, 476220), (180, 444472), (210, 380976), (224, 357165), (240, 333354), (252, 317480), (280, 285732), (288, 277795), (315, 253984), (336, 238110), (360, 222236), (420, 190488), (480, 166677), (504, 158740), (560, 142866), (630, 126992), (672, 119055), (720, 111118), (840, 95244), (1008, 79370), (1120, 71433), (1260, 63496), (1440, 55559), (1680, 47622), (2016, 39685), (2520, 31748), (3360, 23811), (5040, 15874), (7937, 10080)]