165506080

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{15439}}^1$

素因数の和:15521

約数の個数: 48

約数和(自身を含む): 396869760

約数和(自身を除く): 231363680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 5360, 10720, 15439, 30878, 61756, 77195, 123512, 154390, 247024, 308780, 494048, 617560, 1034413, 1235120, 2068826, 2470240, 4137652, 5172065, 8275304, 10344130, 16550608, 20688260, 33101216, 41376520, 82753040, 165506080]

約数ペア:

[(1, 165506080), (2, 82753040), (4, 41376520), (5, 33101216), (8, 20688260), (10, 16550608), (16, 10344130), (20, 8275304), (32, 5172065), (40, 4137652), (67, 2470240), (80, 2068826), (134, 1235120), (160, 1034413), (268, 617560), (335, 494048), (536, 308780), (670, 247024), (1072, 154390), (1340, 123512), (2144, 77195), (2680, 61756), (5360, 30878), (10720, 15439)]