161878268

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{229}}^1\times {\mathrm{2237}}^1$

素因数の和:2549

約数の個数: 24

約数和(自身を含む): 288254400

約数和(自身を除く): 126376132

約数列:

[1, 2, 4, 79, 158, 229, 316, 458, 916, 2237, 4474, 8948, 18091, 36182, 72364, 176723, 353446, 512273, 706892, 1024546, 2049092, 40469567, 80939134, 161878268]

約数ペア:

[(1, 161878268), (2, 80939134), (4, 40469567), (79, 2049092), (158, 1024546), (229, 706892), (316, 512273), (458, 353446), (916, 176723), (2237, 72364), (4474, 36182), (8948, 18091)]