66812480

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{4261}}^1$

素因数の和:4292

約数の個数: 84

約数和(自身を含む): 185115708

約数和(自身を除く): 118303228

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4261, 7840, 8522, 15680, 17044, 21305, 29827, 34088, 42610, 59654, 68176, 85220, 119308, 136352, 149135, 170440, 208789, 238616, 272704, 298270, 340880, 417578, 477232, 596540, 681760, 835156, 954464, 1043945, 1193080, 1363520, 1670312, 1908928, 2087890, 2386160, 3340624, 4175780, 4772320, 6681248, 8351560, 9544640, 13362496, 16703120, 33406240, 66812480]

約数ペア:

[(1, 66812480), (2, 33406240), (4, 16703120), (5, 13362496), (7, 9544640), (8, 8351560), (10, 6681248), (14, 4772320), (16, 4175780), (20, 3340624), (28, 2386160), (32, 2087890), (35, 1908928), (40, 1670312), (49, 1363520), (56, 1193080), (64, 1043945), (70, 954464), (80, 835156), (98, 681760), (112, 596540), (140, 477232), (160, 417578), (196, 340880), (224, 298270), (245, 272704), (280, 238616), (320, 208789), (392, 170440), (448, 149135), (490, 136352), (560, 119308), (784, 85220), (980, 68176), (1120, 59654), (1568, 42610), (1960, 34088), (2240, 29827), (3136, 21305), (3920, 17044), (4261, 15680), (7840, 8522)]