171001520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{112501}}^1$

素因数の和:112533

約数の個数: 40

約数和(自身を含む): 418507440

約数和(自身を除く): 247505920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 112501, 225002, 450004, 562505, 900008, 1125010, 1800016, 2137519, 2250020, 4275038, 4500040, 8550076, 9000080, 10687595, 17100152, 21375190, 34200304, 42750380, 85500760, 171001520]

約数ペア:

[(1, 171001520), (2, 85500760), (4, 42750380), (5, 34200304), (8, 21375190), (10, 17100152), (16, 10687595), (19, 9000080), (20, 8550076), (38, 4500040), (40, 4275038), (76, 2250020), (80, 2137519), (95, 1800016), (152, 1125010), (190, 900008), (304, 562505), (380, 450004), (760, 225002), (1520, 112501)]