91563880

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{11503}}^1$

素因数の和:11713

約数の個数: 32

約数和(自身を含む): 207072000

約数和(自身を除く): 115508120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 11503, 23006, 46012, 57515, 92024, 115030, 230060, 460120, 2289097, 4578194, 9156388, 11445485, 18312776, 22890970, 45781940, 91563880]

約数ペア:

[(1, 91563880), (2, 45781940), (4, 22890970), (5, 18312776), (8, 11445485), (10, 9156388), (20, 4578194), (40, 2289097), (199, 460120), (398, 230060), (796, 115030), (995, 92024), (1592, 57515), (1990, 46012), (3980, 23006), (7960, 11503)]