257501120

素因数分解:

$2^6\times 5^1\times {\mathrm{757}}^1\times {\mathrm{1063}}^1$

素因数の和:1837

約数の個数: 56

約数和(自身を含む): 614562144

約数和(自身を除く): 357061024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 757, 1063, 1514, 2126, 3028, 3785, 4252, 5315, 6056, 7570, 8504, 10630, 12112, 15140, 17008, 21260, 24224, 30280, 34016, 42520, 48448, 60560, 68032, 85040, 121120, 170080, 242240, 340160, 804691, 1609382, 3218764, 4023455, 6437528, 8046910, 12875056, 16093820, 25750112, 32187640, 51500224, 64375280, 128750560, 257501120]

約数ペア:

[(1, 257501120), (2, 128750560), (4, 64375280), (5, 51500224), (8, 32187640), (10, 25750112), (16, 16093820), (20, 12875056), (32, 8046910), (40, 6437528), (64, 4023455), (80, 3218764), (160, 1609382), (320, 804691), (757, 340160), (1063, 242240), (1514, 170080), (2126, 121120), (3028, 85040), (3785, 68032), (4252, 60560), (5315, 48448), (6056, 42520), (7570, 34016), (8504, 30280), (10630, 24224), (12112, 21260), (15140, 17008)]