27931250

素因数分解:

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

素因数の和:177

約数の個数: 48

約数和(自身を含む): 54137160

約数和(自身を除く): 26205910

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 109, 125, 205, 218, 250, 410, 545, 625, 1025, 1090, 1250, 2050, 2725, 3125, 4469, 5125, 5450, 6250, 8938, 10250, 13625, 22345, 25625, 27250, 44690, 51250, 68125, 111725, 128125, 136250, 223450, 256250, 340625, 558625, 681250, 1117250, 2793125, 5586250, 13965625, 27931250]

約数ペア:

[(1, 27931250), (2, 13965625), (5, 5586250), (10, 2793125), (25, 1117250), (41, 681250), (50, 558625), (82, 340625), (109, 256250), (125, 223450), (205, 136250), (218, 128125), (250, 111725), (410, 68125), (545, 51250), (625, 44690), (1025, 27250), (1090, 25625), (1250, 22345), (2050, 13625), (2725, 10250), (3125, 8938), (4469, 6250), (5125, 5450)]