31160080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{7949}}^1$

素因数の和:7976

約数の個数: 60

約数和(自身を含む): 84285900

約数和(自身を除く): 53125820

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 7949, 15898, 31796, 39745, 55643, 63592, 79490, 111286, 127184, 158980, 222572, 278215, 317960, 389501, 445144, 556430, 635920, 779002, 890288, 1112860, 1558004, 1947505, 2225720, 3116008, 3895010, 4451440, 6232016, 7790020, 15580040, 31160080]

約数ペア:

[(1, 31160080), (2, 15580040), (4, 7790020), (5, 6232016), (7, 4451440), (8, 3895010), (10, 3116008), (14, 2225720), (16, 1947505), (20, 1558004), (28, 1112860), (35, 890288), (40, 779002), (49, 635920), (56, 556430), (70, 445144), (80, 389501), (98, 317960), (112, 278215), (140, 222572), (196, 158980), (245, 127184), (280, 111286), (392, 79490), (490, 63592), (560, 55643), (784, 39745), (980, 31796), (1960, 15898), (3920, 7949)]