6639850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 14391936

約数和(自身を除く): 7752086

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 61, 70, 122, 175, 305, 311, 350, 427, 610, 622, 854, 1525, 1555, 2135, 2177, 3050, 3110, 4270, 4354, 7775, 10675, 10885, 15550, 18971, 21350, 21770, 37942, 54425, 94855, 108850, 132797, 189710, 265594, 474275, 663985, 948550, 1327970, 3319925, 6639850]

約数ペア:

[(1, 6639850), (2, 3319925), (5, 1327970), (7, 948550), (10, 663985), (14, 474275), (25, 265594), (35, 189710), (50, 132797), (61, 108850), (70, 94855), (122, 54425), (175, 37942), (305, 21770), (311, 21350), (350, 18971), (427, 15550), (610, 10885), (622, 10675), (854, 7775), (1525, 4354), (1555, 4270), (2135, 3110), (2177, 3050)]