49755440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3863}}^1$

素因数の和:3906

約数の個数: 80

約数和(自身を含む): 137991168

約数和(自身を除く): 88235728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 3863, 6440, 7726, 12880, 15452, 19315, 27041, 30904, 38630, 54082, 61808, 77260, 88849, 108164, 135205, 154520, 177698, 216328, 270410, 309040, 355396, 432656, 444245, 540820, 621943, 710792, 888490, 1081640, 1243886, 1421584, 1776980, 2163280, 2487772, 3109715, 3553960, 4975544, 6219430, 7107920, 9951088, 12438860, 24877720, 49755440]

約数ペア:

[(1, 49755440), (2, 24877720), (4, 12438860), (5, 9951088), (7, 7107920), (8, 6219430), (10, 4975544), (14, 3553960), (16, 3109715), (20, 2487772), (23, 2163280), (28, 1776980), (35, 1421584), (40, 1243886), (46, 1081640), (56, 888490), (70, 710792), (80, 621943), (92, 540820), (112, 444245), (115, 432656), (140, 355396), (161, 309040), (184, 270410), (230, 216328), (280, 177698), (322, 154520), (368, 135205), (460, 108164), (560, 88849), (644, 77260), (805, 61808), (920, 54082), (1288, 38630), (1610, 30904), (1840, 27041), (2576, 19315), (3220, 15452), (3863, 12880), (6440, 7726)]