625888978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 1135233792

約数和(自身を除く): 509344814

約数列:

[1, 2, 11, 13, 22, 26, 53, 106, 143, 157, 263, 286, 314, 526, 583, 689, 1166, 1378, 1727, 2041, 2893, 3419, 3454, 4082, 5786, 6838, 7579, 8321, 13939, 15158, 16642, 22451, 27878, 37609, 41291, 44902, 75218, 82582, 91531, 108173, 153329, 181207, 183062, 216346, 306658, 362414, 454201, 536783, 908402, 1073566, 1189903, 1993277, 2188423, 2379806, 3986554, 4376846, 5904613, 11809226, 24072653, 28449499, 48145306, 56898998, 312944489, 625888978]

約数ペア:

[(1, 625888978), (2, 312944489), (11, 56898998), (13, 48145306), (22, 28449499), (26, 24072653), (53, 11809226), (106, 5904613), (143, 4376846), (157, 3986554), (263, 2379806), (286, 2188423), (314, 1993277), (526, 1189903), (583, 1073566), (689, 908402), (1166, 536783), (1378, 454201), (1727, 362414), (2041, 306658), (2893, 216346), (3419, 183062), (3454, 181207), (4082, 153329), (5786, 108173), (6838, 91531), (7579, 82582), (8321, 75218), (13939, 44902), (15158, 41291), (16642, 37609), (22451, 27878)]