49886875

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{4201}}^1$

素因数の和:4240

約数の個数: 20

約数和(自身を含む): 65635240

約数和(自身を除く): 15748365

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 2375, 4201, 11875, 21005, 79819, 105025, 399095, 525125, 1995475, 2625625, 9977375, 49886875]

約数ペア:

[(1, 49886875), (5, 9977375), (19, 2625625), (25, 1995475), (95, 525125), (125, 399095), (475, 105025), (625, 79819), (2375, 21005), (4201, 11875)]