79392080

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{3191}}^1$

素因数の和:3515

約数の個数: 40

約数和(自身を含む): 185238144

約数和(自身を除く): 105846064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1244, 1555, 2488, 3110, 3191, 4976, 6220, 6382, 12440, 12764, 15955, 24880, 25528, 31910, 51056, 63820, 127640, 255280, 992401, 1984802, 3969604, 4962005, 7939208, 9924010, 15878416, 19848020, 39696040, 79392080]

約数ペア:

[(1, 79392080), (2, 39696040), (4, 19848020), (5, 15878416), (8, 9924010), (10, 7939208), (16, 4962005), (20, 3969604), (40, 1984802), (80, 992401), (311, 255280), (622, 127640), (1244, 63820), (1555, 51056), (2488, 31910), (3110, 25528), (3191, 24880), (4976, 15955), (6220, 12764), (6382, 12440)]