53404550

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 103118400

約数和(自身を除く): 49713850

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 109, 205, 218, 239, 410, 478, 545, 1025, 1090, 1195, 2050, 2390, 2725, 4469, 5450, 5975, 8938, 9799, 11950, 19598, 22345, 26051, 44690, 48995, 52102, 97990, 111725, 130255, 223450, 244975, 260510, 489950, 651275, 1068091, 1302550, 2136182, 5340455, 10680910, 26702275, 53404550]

約数ペア:

[(1, 53404550), (2, 26702275), (5, 10680910), (10, 5340455), (25, 2136182), (41, 1302550), (50, 1068091), (82, 651275), (109, 489950), (205, 260510), (218, 244975), (239, 223450), (410, 130255), (478, 111725), (545, 97990), (1025, 52102), (1090, 48995), (1195, 44690), (2050, 26051), (2390, 22345), (2725, 19598), (4469, 11950), (5450, 9799), (5975, 8938)]