28448750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{2069}}^1$

素因数の和:2102

約数の個数: 40

約数和(自身を含む): 58200120

約数和(自身を除く): 29751370

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1250, 1375, 2069, 2750, 4138, 6875, 10345, 13750, 20690, 22759, 45518, 51725, 103450, 113795, 227590, 258625, 517250, 568975, 1137950, 1293125, 2586250, 2844875, 5689750, 14224375, 28448750]

約数ペア:

[(1, 28448750), (2, 14224375), (5, 5689750), (10, 2844875), (11, 2586250), (22, 1293125), (25, 1137950), (50, 568975), (55, 517250), (110, 258625), (125, 227590), (250, 113795), (275, 103450), (550, 51725), (625, 45518), (1250, 22759), (1375, 20690), (2069, 13750), (2750, 10345), (4138, 6875)]