161427040

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53101}}^1$

素因数の和:53135

約数の個数: 48

約数和(自身を含む): 401451120

約数和(自身を除く): 240024080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 53101, 106202, 212404, 265505, 424808, 531010, 849616, 1008919, 1062020, 1699232, 2017838, 2124040, 4035676, 4248080, 5044595, 8071352, 8496160, 10089190, 16142704, 20178380, 32285408, 40356760, 80713520, 161427040]

約数ペア:

[(1, 161427040), (2, 80713520), (4, 40356760), (5, 32285408), (8, 20178380), (10, 16142704), (16, 10089190), (19, 8496160), (20, 8071352), (32, 5044595), (38, 4248080), (40, 4035676), (76, 2124040), (80, 2017838), (95, 1699232), (152, 1062020), (160, 1008919), (190, 849616), (304, 531010), (380, 424808), (608, 265505), (760, 212404), (1520, 106202), (3040, 53101)]