81183200

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:162

約数の個数: 216

約数和(自身を含む): 244906200

約数和(自身を除く): 163723000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 49, 50, 56, 70, 76, 80, 95, 98, 100, 109, 112, 133, 140, 152, 160, 175, 190, 196, 200, 218, 224, 245, 266, 280, 304, 350, 380, 392, 400, 436, 475, 490, 532, 545, 560, 608, 665, 700, 760, 763, 784, 800, 872, 931, 950, 980, 1064, 1090, 1120, 1225, 1330, 1400, 1520, 1526, 1568, 1744, 1862, 1900, 1960, 2071, 2128, 2180, 2450, 2660, 2725, 2800, 3040, 3052, 3325, 3488, 3724, 3800, 3815, 3920, 4142, 4256, 4360, 4655, 4900, 5320, 5341, 5450, 5600, 6104, 6650, 7448, 7600, 7630, 7840, 8284, 8720, 9310, 9800, 10355, 10640, 10682, 10900, 12208, 13300, 14497, 14896, 15200, 15260, 16568, 17440, 18620, 19075, 19600, 20710, 21280, 21364, 21800, 23275, 24416, 26600, 26705, 28994, 29792, 30520, 33136, 37240, 38150, 39200, 41420, 42728, 43600, 46550, 51775, 53200, 53410, 57988, 61040, 66272, 72485, 74480, 76300, 82840, 85456, 87200, 93100, 101479, 103550, 106400, 106820, 115976, 122080, 133525, 144970, 148960, 152600, 165680, 170912, 186200, 202958, 207100, 213640, 231952, 267050, 289940, 305200, 331360, 362425, 372400, 405916, 414200, 427280, 463904, 507395, 534100, 579880, 610400, 724850, 744800, 811832, 828400, 854560, 1014790, 1068200, 1159760, 1449700, 1623664, 1656800, 2029580, 2136400, 2319520, 2536975, 2899400, 3247328, 4059160, 4272800, 5073950, 5798800, 8118320, 10147900, 11597600, 16236640, 20295800, 40591600, 81183200]

約数ペア:

[(1, 81183200), (2, 40591600), (4, 20295800), (5, 16236640), (7, 11597600), (8, 10147900), (10, 8118320), (14, 5798800), (16, 5073950), (19, 4272800), (20, 4059160), (25, 3247328), (28, 2899400), (32, 2536975), (35, 2319520), (38, 2136400), (40, 2029580), (49, 1656800), (50, 1623664), (56, 1449700), (70, 1159760), (76, 1068200), (80, 1014790), (95, 854560), (98, 828400), (100, 811832), (109, 744800), (112, 724850), (133, 610400), (140, 579880), (152, 534100), (160, 507395), (175, 463904), (190, 427280), (196, 414200), (200, 405916), (218, 372400), (224, 362425), (245, 331360), (266, 305200), (280, 289940), (304, 267050), (350, 231952), (380, 213640), (392, 207100), (400, 202958), (436, 186200), (475, 170912), (490, 165680), (532, 152600), (545, 148960), (560, 144970), (608, 133525), (665, 122080), (700, 115976), (760, 106820), (763, 106400), (784, 103550), (800, 101479), (872, 93100), (931, 87200), (950, 85456), (980, 82840), (1064, 76300), (1090, 74480), (1120, 72485), (1225, 66272), (1330, 61040), (1400, 57988), (1520, 53410), (1526, 53200), (1568, 51775), (1744, 46550), (1862, 43600), (1900, 42728), (1960, 41420), (2071, 39200), (2128, 38150), (2180, 37240), (2450, 33136), (2660, 30520), (2725, 29792), (2800, 28994), (3040, 26705), (3052, 26600), (3325, 24416), (3488, 23275), (3724, 21800), (3800, 21364), (3815, 21280), (3920, 20710), (4142, 19600), (4256, 19075), (4360, 18620), (4655, 17440), (4900, 16568), (5320, 15260), (5341, 15200), (5450, 14896), (5600, 14497), (6104, 13300), (6650, 12208), (7448, 10900), (7600, 10682), (7630, 10640), (7840, 10355), (8284, 9800), (8720, 9310)]