161255584

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37889}}^1$

素因数の和:37925

約数の個数: 48

約数和(自身を含む): 381931200

約数和(自身を除く): 220675616

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 37889, 75778, 151556, 265223, 303112, 530446, 606224, 719891, 1060892, 1212448, 1439782, 2121784, 2879564, 4243568, 5039237, 5759128, 8487136, 10078474, 11518256, 20156948, 23036512, 40313896, 80627792, 161255584]

約数ペア:

[(1, 161255584), (2, 80627792), (4, 40313896), (7, 23036512), (8, 20156948), (14, 11518256), (16, 10078474), (19, 8487136), (28, 5759128), (32, 5039237), (38, 4243568), (56, 2879564), (76, 2121784), (112, 1439782), (133, 1212448), (152, 1060892), (224, 719891), (266, 606224), (304, 530446), (532, 303112), (608, 265223), (1064, 151556), (2128, 75778), (4256, 37889)]