161738240

素因数分解:

$2^9\times 5^1\times {\mathrm{63179}}^1$

素因数の和:63202

約数の個数: 40

約数和(自身を含む): 387798840

約数和(自身を除く): 226060600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 63179, 126358, 252716, 315895, 505432, 631790, 1010864, 1263580, 2021728, 2527160, 4043456, 5054320, 8086912, 10108640, 16173824, 20217280, 32347648, 40434560, 80869120, 161738240]

約数ペア:

[(1, 161738240), (2, 80869120), (4, 40434560), (5, 32347648), (8, 20217280), (10, 16173824), (16, 10108640), (20, 8086912), (32, 5054320), (40, 4043456), (64, 2527160), (80, 2021728), (128, 1263580), (160, 1010864), (256, 631790), (320, 505432), (512, 315895), (640, 252716), (1280, 126358), (2560, 63179)]