1318982080

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317063}}^1$

素因数の和:317093

約数の個数: 56

約数和(自身を含む): 3382438752

約数和(自身を除く): 2063456672

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 317063, 634126, 1268252, 1585315, 2536504, 3170630, 4121819, 5073008, 6341260, 8243638, 10146016, 12682520, 16487276, 20292032, 20609095, 25365040, 32974552, 41218190, 50730080, 65949104, 82436380, 101460160, 131898208, 164872760, 263796416, 329745520, 659491040, 1318982080]

約数ペア:

[(1, 1318982080), (2, 659491040), (4, 329745520), (5, 263796416), (8, 164872760), (10, 131898208), (13, 101460160), (16, 82436380), (20, 65949104), (26, 50730080), (32, 41218190), (40, 32974552), (52, 25365040), (64, 20609095), (65, 20292032), (80, 16487276), (104, 12682520), (130, 10146016), (160, 8243638), (208, 6341260), (260, 5073008), (320, 4121819), (416, 3170630), (520, 2536504), (832, 1585315), (1040, 1268252), (2080, 634126), (4160, 317063)]