826601240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1\times {\mathrm{1223}}^1$

素因数の和:1572

約数の個数: 64

約数和(自身を含む): 1898717760

約数和(自身を除く): 1072116520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 277, 305, 488, 554, 610, 1108, 1220, 1223, 1385, 2216, 2440, 2446, 2770, 4892, 5540, 6115, 9784, 11080, 12230, 16897, 24460, 33794, 48920, 67588, 74603, 84485, 135176, 149206, 168970, 298412, 337940, 338771, 373015, 596824, 675880, 677542, 746030, 1355084, 1492060, 1693855, 2710168, 2984120, 3387710, 6775420, 13550840, 20665031, 41330062, 82660124, 103325155, 165320248, 206650310, 413300620, 826601240]

約数ペア:

[(1, 826601240), (2, 413300620), (4, 206650310), (5, 165320248), (8, 103325155), (10, 82660124), (20, 41330062), (40, 20665031), (61, 13550840), (122, 6775420), (244, 3387710), (277, 2984120), (305, 2710168), (488, 1693855), (554, 1492060), (610, 1355084), (1108, 746030), (1220, 677542), (1223, 675880), (1385, 596824), (2216, 373015), (2440, 338771), (2446, 337940), (2770, 298412), (4892, 168970), (5540, 149206), (6115, 135176), (9784, 84485), (11080, 74603), (12230, 67588), (16897, 48920), (24460, 33794)]