64318660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{6857}}^1$

素因数の和:6940

約数の個数: 48

約数和(自身を含む): 156691584

約数和(自身を除く): 92372924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 6857, 9380, 13714, 27428, 34285, 47999, 68570, 95998, 137140, 191996, 239995, 459419, 479990, 918838, 959980, 1837676, 2297095, 3215933, 4594190, 6431866, 9188380, 12863732, 16079665, 32159330, 64318660]

約数ペア:

[(1, 64318660), (2, 32159330), (4, 16079665), (5, 12863732), (7, 9188380), (10, 6431866), (14, 4594190), (20, 3215933), (28, 2297095), (35, 1837676), (67, 959980), (70, 918838), (134, 479990), (140, 459419), (268, 239995), (335, 191996), (469, 137140), (670, 95998), (938, 68570), (1340, 47999), (1876, 34285), (2345, 27428), (4690, 13714), (6857, 9380)]