68533750

素因数分解:

$2^1\times 5^4\times {\mathrm{109}}^1\times {\mathrm{503}}^1$

素因数の和:634

約数の個数: 40

約数和(自身を含む): 129895920

約数和(自身を除く): 61362170

約数列:

[1, 2, 5, 10, 25, 50, 109, 125, 218, 250, 503, 545, 625, 1006, 1090, 1250, 2515, 2725, 5030, 5450, 12575, 13625, 25150, 27250, 54827, 62875, 68125, 109654, 125750, 136250, 274135, 314375, 548270, 628750, 1370675, 2741350, 6853375, 13706750, 34266875, 68533750]

約数ペア:

[(1, 68533750), (2, 34266875), (5, 13706750), (10, 6853375), (25, 2741350), (50, 1370675), (109, 628750), (125, 548270), (218, 314375), (250, 274135), (503, 136250), (545, 125750), (625, 109654), (1006, 68125), (1090, 62875), (1250, 54827), (2515, 27250), (2725, 25150), (5030, 13625), (5450, 12575)]