256050172

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{1889}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 528353280

約数和(自身を除く): 272303108

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 103, 188, 206, 329, 412, 658, 721, 1316, 1442, 1889, 2884, 3778, 4841, 7556, 9682, 13223, 19364, 26446, 33887, 52892, 67774, 88783, 135548, 177566, 194567, 355132, 389134, 621481, 778268, 1242962, 1361969, 2485924, 2723938, 5447876, 9144649, 18289298, 36578596, 64012543, 128025086, 256050172]

約数ペア:

[(1, 256050172), (2, 128025086), (4, 64012543), (7, 36578596), (14, 18289298), (28, 9144649), (47, 5447876), (94, 2723938), (103, 2485924), (188, 1361969), (206, 1242962), (329, 778268), (412, 621481), (658, 389134), (721, 355132), (1316, 194567), (1442, 177566), (1889, 135548), (2884, 88783), (3778, 67774), (4841, 52892), (7556, 33887), (9682, 26446), (13223, 19364)]