51453875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1627}}^1$

素因数の和:1676

約数の個数: 32

約数和(自身を含む): 73142784

約数和(自身を除く): 21688909

約数列:

[1, 5, 11, 23, 25, 55, 115, 125, 253, 275, 575, 1265, 1375, 1627, 2875, 6325, 8135, 17897, 31625, 37421, 40675, 89485, 187105, 203375, 411631, 447425, 935525, 2058155, 2237125, 4677625, 10290775, 51453875]

約数ペア:

[(1, 51453875), (5, 10290775), (11, 4677625), (23, 2237125), (25, 2058155), (55, 935525), (115, 447425), (125, 411631), (253, 203375), (275, 187105), (575, 89485), (1265, 40675), (1375, 37421), (1627, 31625), (2875, 17897), (6325, 8135)]