81146644

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 159606720

約数和(自身を除く): 78460076

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 181, 323, 347, 362, 646, 694, 724, 1292, 1388, 3077, 3439, 5899, 6154, 6593, 6878, 11798, 12308, 13186, 13756, 23596, 26372, 58463, 62807, 112081, 116926, 125614, 224162, 233852, 251228, 448324, 1067719, 1193333, 2135438, 2386666, 4270876, 4773332, 20286661, 40573322, 81146644]

約数ペア:

[(1, 81146644), (2, 40573322), (4, 20286661), (17, 4773332), (19, 4270876), (34, 2386666), (38, 2135438), (68, 1193333), (76, 1067719), (181, 448324), (323, 251228), (347, 233852), (362, 224162), (646, 125614), (694, 116926), (724, 112081), (1292, 62807), (1388, 58463), (3077, 26372), (3439, 23596), (5899, 13756), (6154, 13186), (6593, 12308), (6878, 11798)]