66498880

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{4241}}^1$

素因数の和:4272

約数の個数: 84

約数和(自身を含む): 184247028

約数和(自身を除く): 117748148

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, 4241, 7840, 8482, 15680, 16964, 21205, 29687, 33928, 42410, 59374, 67856, 84820, 118748, 135712, 148435, 169640, 207809, 237496, 271424, 296870, 339280, 415618, 474992, 593740, 678560, 831236, 949984, 1039045, 1187480, 1357120, 1662472, 1899968, 2078090, 2374960, 3324944, 4156180, 4749920, 6649888, 8312360, 9499840, 13299776, 16624720, 33249440, 66498880]

約数ペア:

[(1, 66498880), (2, 33249440), (4, 16624720), (5, 13299776), (7, 9499840), (8, 8312360), (10, 6649888), (14, 4749920), (16, 4156180), (20, 3324944), (28, 2374960), (32, 2078090), (35, 1899968), (40, 1662472), (49, 1357120), (56, 1187480), (64, 1039045), (70, 949984), (80, 831236), (98, 678560), (112, 593740), (140, 474992), (160, 415618), (196, 339280), (224, 296870), (245, 271424), (280, 237496), (320, 207809), (392, 169640), (448, 148435), (490, 135712), (560, 118748), (784, 84820), (980, 67856), (1120, 59374), (1568, 42410), (1960, 33928), (2240, 29687), (3136, 21205), (3920, 16964), (4241, 15680), (7840, 8482)]