51915448

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 115948800

約数和(自身を除く): 64033352

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 43, 47, 52, 76, 86, 94, 104, 152, 169, 172, 188, 247, 338, 344, 376, 494, 559, 611, 676, 817, 893, 988, 1118, 1222, 1352, 1634, 1786, 1976, 2021, 2236, 2444, 3211, 3268, 3572, 4042, 4472, 4888, 6422, 6536, 7144, 7267, 7943, 8084, 10621, 11609, 12844, 14534, 15886, 16168, 21242, 23218, 25688, 26273, 29068, 31772, 38399, 42484, 46436, 52546, 58136, 63544, 76798, 84968, 92872, 105092, 138073, 150917, 153596, 210184, 276146, 301834, 307192, 341549, 499187, 552292, 603668, 683098, 998374, 1104584, 1207336, 1366196, 1996748, 2732392, 3993496, 6489431, 12978862, 25957724, 51915448]

約数ペア:

[(1, 51915448), (2, 25957724), (4, 12978862), (8, 6489431), (13, 3993496), (19, 2732392), (26, 1996748), (38, 1366196), (43, 1207336), (47, 1104584), (52, 998374), (76, 683098), (86, 603668), (94, 552292), (104, 499187), (152, 341549), (169, 307192), (172, 301834), (188, 276146), (247, 210184), (338, 153596), (344, 150917), (376, 138073), (494, 105092), (559, 92872), (611, 84968), (676, 76798), (817, 63544), (893, 58136), (988, 52546), (1118, 46436), (1222, 42484), (1352, 38399), (1634, 31772), (1786, 29068), (1976, 26273), (2021, 25688), (2236, 23218), (2444, 21242), (3211, 16168), (3268, 15886), (3572, 14534), (4042, 12844), (4472, 11609), (4888, 10621), (6422, 8084), (6536, 7943), (7144, 7267)]