68517040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45077}}^1$

素因数の和:45109

約数の個数: 40

約数和(自身を含む): 167690160

約数和(自身を除く): 99173120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 45077, 90154, 180308, 225385, 360616, 450770, 721232, 856463, 901540, 1712926, 1803080, 3425852, 3606160, 4282315, 6851704, 8564630, 13703408, 17129260, 34258520, 68517040]

約数ペア:

[(1, 68517040), (2, 34258520), (4, 17129260), (5, 13703408), (8, 8564630), (10, 6851704), (16, 4282315), (19, 3606160), (20, 3425852), (38, 1803080), (40, 1712926), (76, 901540), (80, 856463), (95, 721232), (152, 450770), (190, 360616), (304, 225385), (380, 180308), (760, 90154), (1520, 45077)]