55000880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{62501}}^1$

素因数の和:62525

約数の個数: 40

約数和(自身を含む): 139504464

約数和(自身を除く): 84503584

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 62501, 125002, 250004, 312505, 500008, 625010, 687511, 1000016, 1250020, 1375022, 2500040, 2750044, 3437555, 5000080, 5500088, 6875110, 11000176, 13750220, 27500440, 55000880]

約数ペア:

[(1, 55000880), (2, 27500440), (4, 13750220), (5, 11000176), (8, 6875110), (10, 5500088), (11, 5000080), (16, 3437555), (20, 2750044), (22, 2500040), (40, 1375022), (44, 1250020), (55, 1000016), (80, 687511), (88, 625010), (110, 500008), (176, 312505), (220, 250004), (440, 125002), (880, 62501)]