164112812020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{950497}}^1$

素因数の和:950692

約数の個数: 48

約数和(自身を含む): 352102479120

約数和(自身を除く): 187989667100

約数列:

[1, 2, 4, 5, 10, 20, 89, 97, 178, 194, 356, 388, 445, 485, 890, 970, 1780, 1940, 8633, 17266, 34532, 43165, 86330, 172660, 950497, 1900994, 3801988, 4752485, 9504970, 19009940, 84594233, 92198209, 169188466, 184396418, 338376932, 368792836, 422971165, 460991045, 845942330, 921982090, 1691884660, 1843964180, 8205640601, 16411281202, 32822562404, 41028203005, 82056406010, 164112812020]

約数ペア:

[(1, 164112812020), (2, 82056406010), (4, 41028203005), (5, 32822562404), (10, 16411281202), (20, 8205640601), (89, 1843964180), (97, 1691884660), (178, 921982090), (194, 845942330), (356, 460991045), (388, 422971165), (445, 368792836), (485, 338376932), (890, 184396418), (970, 169188466), (1780, 92198209), (1940, 84594233), (8633, 19009940), (17266, 9504970), (34532, 4752485), (43165, 3801988), (86330, 1900994), (172660, 950497)]