84368080

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{3391}}^1$

素因数の和:3715

約数の個数: 40

約数和(自身を含む): 196844544

約数和(自身を除く): 112476464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1244, 1555, 2488, 3110, 3391, 4976, 6220, 6782, 12440, 13564, 16955, 24880, 27128, 33910, 54256, 67820, 135640, 271280, 1054601, 2109202, 4218404, 5273005, 8436808, 10546010, 16873616, 21092020, 42184040, 84368080]

約数ペア:

[(1, 84368080), (2, 42184040), (4, 21092020), (5, 16873616), (8, 10546010), (10, 8436808), (16, 5273005), (20, 4218404), (40, 2109202), (80, 1054601), (311, 271280), (622, 135640), (1244, 67820), (1555, 54256), (2488, 33910), (3110, 27128), (3391, 24880), (4976, 16955), (6220, 13564), (6782, 12440)]