255621968

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{43063}}^1$

素因数の和:43131

約数の個数: 40

約数和(自身を含む): 576713088

約数和(自身を除く): 321091120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 5936, 43063, 86126, 172252, 301441, 344504, 602882, 689008, 1205764, 2282339, 2411528, 4564678, 4823056, 9129356, 15976373, 18258712, 31952746, 36517424, 63905492, 127810984, 255621968]

約数ペア:

[(1, 255621968), (2, 127810984), (4, 63905492), (7, 36517424), (8, 31952746), (14, 18258712), (16, 15976373), (28, 9129356), (53, 4823056), (56, 4564678), (106, 2411528), (112, 2282339), (212, 1205764), (371, 689008), (424, 602882), (742, 344504), (848, 301441), (1484, 172252), (2968, 86126), (5936, 43063)]