5535820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 12263328

約数和(自身を除く): 6727508

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 157, 164, 172, 205, 215, 314, 410, 430, 628, 785, 820, 860, 1570, 1763, 3140, 3526, 6437, 6751, 7052, 8815, 12874, 13502, 17630, 25748, 27004, 32185, 33755, 35260, 64370, 67510, 128740, 135020, 276791, 553582, 1107164, 1383955, 2767910, 5535820]

約数ペア:

[(1, 5535820), (2, 2767910), (4, 1383955), (5, 1107164), (10, 553582), (20, 276791), (41, 135020), (43, 128740), (82, 67510), (86, 64370), (157, 35260), (164, 33755), (172, 32185), (205, 27004), (215, 25748), (314, 17630), (410, 13502), (430, 12874), (628, 8815), (785, 7052), (820, 6751), (860, 6437), (1570, 3526), (1763, 3140)]