78630160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{140411}}^1$

素因数の和:140431

約数の個数: 40

約数和(自身を含む): 208933056

約数和(自身を除く): 130302896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 140411, 280822, 561644, 702055, 982877, 1123288, 1404110, 1965754, 2246576, 2808220, 3931508, 4914385, 5616440, 7863016, 9828770, 11232880, 15726032, 19657540, 39315080, 78630160]

約数ペア:

[(1, 78630160), (2, 39315080), (4, 19657540), (5, 15726032), (7, 11232880), (8, 9828770), (10, 7863016), (14, 5616440), (16, 4914385), (20, 3931508), (28, 2808220), (35, 2246576), (40, 1965754), (56, 1404110), (70, 1123288), (80, 982877), (112, 702055), (140, 561644), (280, 280822), (560, 140411)]