87634960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{156491}}^1$

素因数の和:156511

約数の個数: 40

約数和(自身を含む): 232860096

約数和(自身を除く): 145225136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 156491, 312982, 625964, 782455, 1095437, 1251928, 1564910, 2190874, 2503856, 3129820, 4381748, 5477185, 6259640, 8763496, 10954370, 12519280, 17526992, 21908740, 43817480, 87634960]

約数ペア:

[(1, 87634960), (2, 43817480), (4, 21908740), (5, 17526992), (7, 12519280), (8, 10954370), (10, 8763496), (14, 6259640), (16, 5477185), (20, 4381748), (28, 3129820), (35, 2503856), (40, 2190874), (56, 1564910), (70, 1251928), (80, 1095437), (112, 782455), (140, 625964), (280, 312982), (560, 156491)]