200203209020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1823}}^1\times {\mathrm{90017}}^1$

素因数の和:91910

約数の個数: 48

約数和(自身を含む): 427558134528

約数和(自身を除く): 227354925508

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1823, 3646, 7292, 9115, 18230, 36460, 90017, 111203, 180034, 222406, 360068, 444812, 450085, 556015, 900170, 1112030, 1800340, 2224060, 5491037, 10982074, 21964148, 27455185, 54910370, 109820740, 164100991, 328201982, 656403964, 820504955, 1641009910, 3282019820, 10010160451, 20020320902, 40040641804, 50050802255, 100101604510, 200203209020]

約数ペア:

[(1, 200203209020), (2, 100101604510), (4, 50050802255), (5, 40040641804), (10, 20020320902), (20, 10010160451), (61, 3282019820), (122, 1641009910), (244, 820504955), (305, 656403964), (610, 328201982), (1220, 164100991), (1823, 109820740), (3646, 54910370), (7292, 27455185), (9115, 21964148), (18230, 10982074), (36460, 5491037), (90017, 2224060), (111203, 1800340), (180034, 1112030), (222406, 900170), (360068, 556015), (444812, 450085)]