25120080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:409

約数の個数: 120

約数和(自身を含む): 85307040

約数和(自身を除く): 60186960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 139, 144, 180, 240, 251, 278, 360, 417, 502, 556, 695, 720, 753, 834, 1004, 1112, 1251, 1255, 1390, 1506, 1668, 2008, 2085, 2224, 2259, 2502, 2510, 2780, 3012, 3336, 3765, 4016, 4170, 4518, 5004, 5020, 5560, 6024, 6255, 6672, 7530, 8340, 9036, 10008, 10040, 11120, 11295, 12048, 12510, 15060, 16680, 18072, 20016, 20080, 22590, 25020, 30120, 33360, 34889, 36144, 45180, 50040, 60240, 69778, 90360, 100080, 104667, 139556, 174445, 180720, 209334, 279112, 314001, 348890, 418668, 523335, 558224, 628002, 697780, 837336, 1046670, 1256004, 1395560, 1570005, 1674672, 2093340, 2512008, 2791120, 3140010, 4186680, 5024016, 6280020, 8373360, 12560040, 25120080]

約数ペア:

[(1, 25120080), (2, 12560040), (3, 8373360), (4, 6280020), (5, 5024016), (6, 4186680), (8, 3140010), (9, 2791120), (10, 2512008), (12, 2093340), (15, 1674672), (16, 1570005), (18, 1395560), (20, 1256004), (24, 1046670), (30, 837336), (36, 697780), (40, 628002), (45, 558224), (48, 523335), (60, 418668), (72, 348890), (80, 314001), (90, 279112), (120, 209334), (139, 180720), (144, 174445), (180, 139556), (240, 104667), (251, 100080), (278, 90360), (360, 69778), (417, 60240), (502, 50040), (556, 45180), (695, 36144), (720, 34889), (753, 33360), (834, 30120), (1004, 25020), (1112, 22590), (1251, 20080), (1255, 20016), (1390, 18072), (1506, 16680), (1668, 15060), (2008, 12510), (2085, 12048), (2224, 11295), (2259, 11120), (2502, 10040), (2510, 10008), (2780, 9036), (3012, 8340), (3336, 7530), (3765, 6672), (4016, 6255), (4170, 6024), (4518, 5560), (5004, 5020)]