80373875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 107490240

約数和(自身を除く): 27116365

約数列:

[1, 5, 17, 25, 85, 109, 125, 347, 425, 545, 1735, 1853, 2125, 2725, 5899, 8675, 9265, 13625, 29495, 37823, 43375, 46325, 147475, 189115, 231625, 642991, 737375, 945575, 3214955, 4727875, 16074775, 80373875]

約数ペア:

[(1, 80373875), (5, 16074775), (17, 4727875), (25, 3214955), (85, 945575), (109, 737375), (125, 642991), (347, 231625), (425, 189115), (545, 147475), (1735, 46325), (1853, 43375), (2125, 37823), (2725, 29495), (5899, 13625), (8675, 9265)]