325983760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{214463}}^1$

素因数の和:214495

約数の個数: 40

約数和(自身を含む): 797806080

約数和(自身を除く): 471822320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 214463, 428926, 857852, 1072315, 1715704, 2144630, 3431408, 4074797, 4289260, 8149594, 8578520, 16299188, 17157040, 20373985, 32598376, 40747970, 65196752, 81495940, 162991880, 325983760]

約数ペア:

[(1, 325983760), (2, 162991880), (4, 81495940), (5, 65196752), (8, 40747970), (10, 32598376), (16, 20373985), (19, 17157040), (20, 16299188), (38, 8578520), (40, 8149594), (76, 4289260), (80, 4074797), (95, 3431408), (152, 2144630), (190, 1715704), (304, 1072315), (380, 857852), (760, 428926), (1520, 214463)]