8478886900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{27827}}^1$

素因数の和:28129

約数の個数: 72

約数和(自身を含む): 20145023136

約数和(自身を除く): 11666136236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 277, 550, 554, 1100, 1108, 1385, 2770, 3047, 5540, 6094, 6925, 12188, 13850, 15235, 27700, 27827, 30470, 55654, 60940, 76175, 111308, 139135, 152350, 278270, 304700, 306097, 556540, 612194, 695675, 1224388, 1391350, 1530485, 2782700, 3060970, 6121940, 7652425, 7708079, 15304850, 15416158, 30609700, 30832316, 38540395, 77080790, 84788869, 154161580, 169577738, 192701975, 339155476, 385403950, 423944345, 770807900, 847888690, 1695777380, 2119721725, 4239443450, 8478886900]

約数ペア:

[(1, 8478886900), (2, 4239443450), (4, 2119721725), (5, 1695777380), (10, 847888690), (11, 770807900), (20, 423944345), (22, 385403950), (25, 339155476), (44, 192701975), (50, 169577738), (55, 154161580), (100, 84788869), (110, 77080790), (220, 38540395), (275, 30832316), (277, 30609700), (550, 15416158), (554, 15304850), (1100, 7708079), (1108, 7652425), (1385, 6121940), (2770, 3060970), (3047, 2782700), (5540, 1530485), (6094, 1391350), (6925, 1224388), (12188, 695675), (13850, 612194), (15235, 556540), (27700, 306097), (27827, 304700), (30470, 278270), (55654, 152350), (60940, 139135), (76175, 111308)]