919983350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{128669}}^1$

素因数の和:128705

約数の個数: 48

約数和(自身を含む): 2010340080

約数和(自身を除く): 1090356730

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 7150, 128669, 257338, 643345, 1286690, 1415359, 1672697, 2830718, 3216725, 3345394, 6433450, 7076795, 8363485, 14153590, 16726970, 18399667, 35383975, 36799334, 41817425, 70767950, 83634850, 91998335, 183996670, 459991675, 919983350]

約数ペア:

[(1, 919983350), (2, 459991675), (5, 183996670), (10, 91998335), (11, 83634850), (13, 70767950), (22, 41817425), (25, 36799334), (26, 35383975), (50, 18399667), (55, 16726970), (65, 14153590), (110, 8363485), (130, 7076795), (143, 6433450), (275, 3345394), (286, 3216725), (325, 2830718), (550, 1672697), (650, 1415359), (715, 1286690), (1430, 643345), (3575, 257338), (7150, 128669)]