251071932416

素因数分解:

$2^{11}\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{21221}}^1$

素因数の和:21405

約数の個数: 96

約数和(自身を含む): 516210294600

約数和(自身を除く): 265138362184

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 109, 128, 212, 218, 256, 424, 436, 512, 848, 872, 1024, 1696, 1744, 2048, 3392, 3488, 5777, 6784, 6976, 11554, 13568, 13952, 21221, 23108, 27136, 27904, 42442, 46216, 54272, 55808, 84884, 92432, 108544, 111616, 169768, 184864, 223232, 339536, 369728, 679072, 739456, 1124713, 1358144, 1478912, 2249426, 2313089, 2716288, 2957824, 4498852, 4626178, 5432576, 5915648, 8997704, 9252356, 10865152, 11831296, 17995408, 18504712, 21730304, 35990816, 37009424, 43460608, 71981632, 74018848, 122593717, 143963264, 148037696, 245187434, 287926528, 296075392, 490374868, 575853056, 592150784, 980749736, 1151706112, 1184301568, 1961499472, 2303412224, 2368603136, 3922998944, 4737206272, 7845997888, 15691995776, 31383991552, 62767983104, 125535966208, 251071932416]

約数ペア:

[(1, 251071932416), (2, 125535966208), (4, 62767983104), (8, 31383991552), (16, 15691995776), (32, 7845997888), (53, 4737206272), (64, 3922998944), (106, 2368603136), (109, 2303412224), (128, 1961499472), (212, 1184301568), (218, 1151706112), (256, 980749736), (424, 592150784), (436, 575853056), (512, 490374868), (848, 296075392), (872, 287926528), (1024, 245187434), (1696, 148037696), (1744, 143963264), (2048, 122593717), (3392, 74018848), (3488, 71981632), (5777, 43460608), (6784, 37009424), (6976, 35990816), (11554, 21730304), (13568, 18504712), (13952, 17995408), (21221, 11831296), (23108, 10865152), (27136, 9252356), (27904, 8997704), (42442, 5915648), (46216, 5432576), (54272, 4626178), (55808, 4498852), (84884, 2957824), (92432, 2716288), (108544, 2313089), (111616, 2249426), (169768, 1478912), (184864, 1358144), (223232, 1124713), (339536, 739456), (369728, 679072)]