166487960

素因数分解:

$2^3\times 5^1\times {\mathrm{607}}^1\times {\mathrm{6857}}^1$

素因数の和:7475

約数の個数: 32

約数和(自身を含む): 375269760

約数和(自身を除く): 208781800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 607, 1214, 2428, 3035, 4856, 6070, 6857, 12140, 13714, 24280, 27428, 34285, 54856, 68570, 137140, 274280, 4162199, 8324398, 16648796, 20810995, 33297592, 41621990, 83243980, 166487960]

約数ペア:

[(1, 166487960), (2, 83243980), (4, 41621990), (5, 33297592), (8, 20810995), (10, 16648796), (20, 8324398), (40, 4162199), (607, 274280), (1214, 137140), (2428, 68570), (3035, 54856), (4856, 34285), (6070, 27428), (6857, 24280), (12140, 13714)]