201950720

素因数分解:

$2^9\times 5^1\times {\mathrm{78887}}^1$

素因数の和:78910

約数の個数: 40

約数和(自身を含む): 484214544

約数和(自身を除く): 282263824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 78887, 157774, 315548, 394435, 631096, 788870, 1262192, 1577740, 2524384, 3155480, 5048768, 6310960, 10097536, 12621920, 20195072, 25243840, 40390144, 50487680, 100975360, 201950720]

約数ペア:

[(1, 201950720), (2, 100975360), (4, 50487680), (5, 40390144), (8, 25243840), (10, 20195072), (16, 12621920), (20, 10097536), (32, 6310960), (40, 5048768), (64, 3155480), (80, 2524384), (128, 1577740), (160, 1262192), (256, 788870), (320, 631096), (512, 394435), (640, 315548), (1280, 157774), (2560, 78887)]