27758080

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1549}}^1$

素因数の和:1579

約数の個数: 80

約数和(自身を含む): 76111200

約数和(自身を除く): 48353120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1549, 1792, 2240, 2560, 3098, 3584, 4480, 6196, 7745, 8960, 10843, 12392, 15490, 17920, 21686, 24784, 30980, 43372, 49568, 54215, 61960, 86744, 99136, 108430, 123920, 173488, 198272, 216860, 247840, 346976, 396544, 433720, 495680, 693952, 793088, 867440, 991360, 1387904, 1734880, 1982720, 2775808, 3469760, 3965440, 5551616, 6939520, 13879040, 27758080]

約数ペア:

[(1, 27758080), (2, 13879040), (4, 6939520), (5, 5551616), (7, 3965440), (8, 3469760), (10, 2775808), (14, 1982720), (16, 1734880), (20, 1387904), (28, 991360), (32, 867440), (35, 793088), (40, 693952), (56, 495680), (64, 433720), (70, 396544), (80, 346976), (112, 247840), (128, 216860), (140, 198272), (160, 173488), (224, 123920), (256, 108430), (280, 99136), (320, 86744), (448, 61960), (512, 54215), (560, 49568), (640, 43372), (896, 30980), (1120, 24784), (1280, 21686), (1549, 17920), (1792, 15490), (2240, 12392), (2560, 10843), (3098, 8960), (3584, 7745), (4480, 6196)]