51211490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{5231}}^1$

素因数の和:5338

約数の個数: 32

約数和(自身を含む): 101710080

約数和(自身を除く): 50498590

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 5231, 9790, 10462, 26155, 52310, 57541, 115082, 287705, 465559, 575410, 931118, 2327795, 4655590, 5121149, 10242298, 25605745, 51211490]

約数ペア:

[(1, 51211490), (2, 25605745), (5, 10242298), (10, 5121149), (11, 4655590), (22, 2327795), (55, 931118), (89, 575410), (110, 465559), (178, 287705), (445, 115082), (890, 57541), (979, 52310), (1958, 26155), (4895, 10462), (5231, 9790)]