85741040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:511

約数の個数: 160

約数和(自身を含む): 257126400

約数和(自身を除く): 171385360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 176, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 449, 496, 560, 616, 620, 682, 770, 868, 880, 898, 1085, 1232, 1240, 1364, 1540, 1705, 1736, 1796, 2170, 2245, 2387, 2480, 2728, 3080, 3143, 3410, 3472, 3592, 4340, 4490, 4774, 4939, 5456, 6160, 6286, 6820, 7184, 8680, 8980, 9548, 9878, 11935, 12572, 13640, 13919, 15715, 17360, 17960, 19096, 19756, 23870, 24695, 25144, 27280, 27838, 31430, 34573, 35920, 38192, 39512, 47740, 49390, 50288, 55676, 62860, 69146, 69595, 79024, 95480, 97433, 98780, 111352, 125720, 138292, 139190, 153109, 172865, 190960, 194866, 197560, 222704, 251440, 276584, 278380, 306218, 345730, 389732, 395120, 487165, 553168, 556760, 612436, 691460, 765545, 779464, 974330, 1071763, 1113520, 1224872, 1382920, 1531090, 1558928, 1948660, 2143526, 2449744, 2765840, 3062180, 3897320, 4287052, 5358815, 6124360, 7794640, 8574104, 10717630, 12248720, 17148208, 21435260, 42870520, 85741040]

約数ペア:

[(1, 85741040), (2, 42870520), (4, 21435260), (5, 17148208), (7, 12248720), (8, 10717630), (10, 8574104), (11, 7794640), (14, 6124360), (16, 5358815), (20, 4287052), (22, 3897320), (28, 3062180), (31, 2765840), (35, 2449744), (40, 2143526), (44, 1948660), (55, 1558928), (56, 1531090), (62, 1382920), (70, 1224872), (77, 1113520), (80, 1071763), (88, 974330), (110, 779464), (112, 765545), (124, 691460), (140, 612436), (154, 556760), (155, 553168), (176, 487165), (217, 395120), (220, 389732), (248, 345730), (280, 306218), (308, 278380), (310, 276584), (341, 251440), (385, 222704), (434, 197560), (440, 194866), (449, 190960), (496, 172865), (560, 153109), (616, 139190), (620, 138292), (682, 125720), (770, 111352), (868, 98780), (880, 97433), (898, 95480), (1085, 79024), (1232, 69595), (1240, 69146), (1364, 62860), (1540, 55676), (1705, 50288), (1736, 49390), (1796, 47740), (2170, 39512), (2245, 38192), (2387, 35920), (2480, 34573), (2728, 31430), (3080, 27838), (3143, 27280), (3410, 25144), (3472, 24695), (3592, 23870), (4340, 19756), (4490, 19096), (4774, 17960), (4939, 17360), (5456, 15715), (6160, 13919), (6286, 13640), (6820, 12572), (7184, 11935), (8680, 9878), (8980, 9548)]