331350920

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{41627}}^1$

素因数の和:41837

約数の個数: 32

約数和(自身を含む): 749304000

約数和(自身を除く): 417953080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 41627, 83254, 166508, 208135, 333016, 416270, 832540, 1665080, 8283773, 16567546, 33135092, 41418865, 66270184, 82837730, 165675460, 331350920]

約数ペア:

[(1, 331350920), (2, 165675460), (4, 82837730), (5, 66270184), (8, 41418865), (10, 33135092), (20, 16567546), (40, 8283773), (199, 1665080), (398, 832540), (796, 416270), (995, 333016), (1592, 208135), (1990, 166508), (3980, 83254), (7960, 41627)]