165765660160

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{20681}}^1$

素因数の和:20836

約数の個数: 160

約数和(自身を含む): 414352122624

約数和(自身を除く): 248586462464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 101, 124, 128, 155, 160, 202, 248, 256, 310, 320, 404, 496, 505, 512, 620, 640, 808, 992, 1010, 1240, 1280, 1616, 1984, 2020, 2480, 2560, 3131, 3232, 3968, 4040, 4960, 6262, 6464, 7936, 8080, 9920, 12524, 12928, 15655, 15872, 16160, 19840, 20681, 25048, 25856, 31310, 32320, 39680, 41362, 50096, 51712, 62620, 64640, 79360, 82724, 100192, 103405, 125240, 129280, 165448, 200384, 206810, 250480, 258560, 330896, 400768, 413620, 500960, 641111, 661792, 801536, 827240, 1001920, 1282222, 1323584, 1603072, 1654480, 2003840, 2088781, 2564444, 2647168, 3205555, 3308960, 4007680, 4177562, 5128888, 5294336, 6411110, 6617920, 8015360, 8355124, 10257776, 10443905, 10588672, 12822220, 13235840, 16710248, 20515552, 20887810, 25644440, 26471680, 33420496, 41031104, 41775620, 51288880, 52943360, 64752211, 66840992, 82062208, 83551240, 102577760, 129504422, 133681984, 164124416, 167102480, 205155520, 259008844, 267363968, 323761055, 328248832, 334204960, 410311040, 518017688, 534727936, 647522110, 668409920, 820622080, 1036035376, 1069455872, 1295044220, 1336819840, 1641244160, 2072070752, 2590088440, 2673639680, 4144141504, 5180176880, 5347279360, 8288283008, 10360353760, 16576566016, 20720707520, 33153132032, 41441415040, 82882830080, 165765660160]

約数ペア:

[(1, 165765660160), (2, 82882830080), (4, 41441415040), (5, 33153132032), (8, 20720707520), (10, 16576566016), (16, 10360353760), (20, 8288283008), (31, 5347279360), (32, 5180176880), (40, 4144141504), (62, 2673639680), (64, 2590088440), (80, 2072070752), (101, 1641244160), (124, 1336819840), (128, 1295044220), (155, 1069455872), (160, 1036035376), (202, 820622080), (248, 668409920), (256, 647522110), (310, 534727936), (320, 518017688), (404, 410311040), (496, 334204960), (505, 328248832), (512, 323761055), (620, 267363968), (640, 259008844), (808, 205155520), (992, 167102480), (1010, 164124416), (1240, 133681984), (1280, 129504422), (1616, 102577760), (1984, 83551240), (2020, 82062208), (2480, 66840992), (2560, 64752211), (3131, 52943360), (3232, 51288880), (3968, 41775620), (4040, 41031104), (4960, 33420496), (6262, 26471680), (6464, 25644440), (7936, 20887810), (8080, 20515552), (9920, 16710248), (12524, 13235840), (12928, 12822220), (15655, 10588672), (15872, 10443905), (16160, 10257776), (19840, 8355124), (20681, 8015360), (25048, 6617920), (25856, 6411110), (31310, 5294336), (32320, 5128888), (39680, 4177562), (41362, 4007680), (50096, 3308960), (51712, 3205555), (62620, 2647168), (64640, 2564444), (79360, 2088781), (82724, 2003840), (100192, 1654480), (103405, 1603072), (125240, 1323584), (129280, 1282222), (165448, 1001920), (200384, 827240), (206810, 801536), (250480, 661792), (258560, 641111), (330896, 500960), (400768, 413620)]