51258752

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 106814400

約数和(自身を除く): 55555648

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 67, 86, 128, 134, 139, 172, 268, 278, 344, 536, 556, 688, 1072, 1112, 1376, 2144, 2224, 2752, 2881, 4288, 4448, 5504, 5762, 5977, 8576, 8896, 9313, 11524, 11954, 17792, 18626, 23048, 23908, 37252, 46096, 47816, 74504, 92192, 95632, 149008, 184384, 191264, 298016, 368768, 382528, 400459, 596032, 765056, 800918, 1192064, 1601836, 3203672, 6407344, 12814688, 25629376, 51258752]

約数ペア:

[(1, 51258752), (2, 25629376), (4, 12814688), (8, 6407344), (16, 3203672), (32, 1601836), (43, 1192064), (64, 800918), (67, 765056), (86, 596032), (128, 400459), (134, 382528), (139, 368768), (172, 298016), (268, 191264), (278, 184384), (344, 149008), (536, 95632), (556, 92192), (688, 74504), (1072, 47816), (1112, 46096), (1376, 37252), (2144, 23908), (2224, 23048), (2752, 18626), (2881, 17792), (4288, 11954), (4448, 11524), (5504, 9313), (5762, 8896), (5977, 8576)]