129093080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 297838080

約数和(自身を除く): 168745000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 191, 244, 277, 305, 382, 488, 554, 610, 764, 955, 1108, 1220, 1385, 1528, 1910, 2216, 2440, 2770, 3820, 5540, 7640, 11080, 11651, 16897, 23302, 33794, 46604, 52907, 58255, 67588, 84485, 93208, 105814, 116510, 135176, 168970, 211628, 233020, 264535, 337940, 423256, 466040, 529070, 675880, 1058140, 2116280, 3227327, 6454654, 12909308, 16136635, 25818616, 32273270, 64546540, 129093080]

約数ペア:

[(1, 129093080), (2, 64546540), (4, 32273270), (5, 25818616), (8, 16136635), (10, 12909308), (20, 6454654), (40, 3227327), (61, 2116280), (122, 1058140), (191, 675880), (244, 529070), (277, 466040), (305, 423256), (382, 337940), (488, 264535), (554, 233020), (610, 211628), (764, 168970), (955, 135176), (1108, 116510), (1220, 105814), (1385, 93208), (1528, 84485), (1910, 67588), (2216, 58255), (2440, 52907), (2770, 46604), (3820, 33794), (5540, 23302), (7640, 16897), (11080, 11651)]