51355136

素因数分解:

$2^9\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:144

約数の個数: 120

約数和(自身を含む): 125951760

約数和(自身を除く): 74596624

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 89, 92, 98, 112, 128, 161, 178, 184, 196, 224, 256, 322, 356, 368, 392, 448, 512, 623, 644, 712, 736, 784, 896, 1127, 1246, 1288, 1424, 1472, 1568, 1792, 2047, 2254, 2492, 2576, 2848, 2944, 3136, 3584, 4094, 4361, 4508, 4984, 5152, 5696, 5888, 6272, 8188, 8722, 9016, 9968, 10304, 11392, 11776, 12544, 14329, 16376, 17444, 18032, 19936, 20608, 22784, 25088, 28658, 32752, 34888, 36064, 39872, 41216, 45568, 57316, 65504, 69776, 72128, 79744, 82432, 100303, 114632, 131008, 139552, 144256, 159488, 200606, 229264, 262016, 279104, 288512, 318976, 401212, 458528, 524032, 558208, 577024, 802424, 917056, 1048064, 1116416, 1604848, 1834112, 2232832, 3209696, 3668224, 6419392, 7336448, 12838784, 25677568, 51355136]

約数ペア:

[(1, 51355136), (2, 25677568), (4, 12838784), (7, 7336448), (8, 6419392), (14, 3668224), (16, 3209696), (23, 2232832), (28, 1834112), (32, 1604848), (46, 1116416), (49, 1048064), (56, 917056), (64, 802424), (89, 577024), (92, 558208), (98, 524032), (112, 458528), (128, 401212), (161, 318976), (178, 288512), (184, 279104), (196, 262016), (224, 229264), (256, 200606), (322, 159488), (356, 144256), (368, 139552), (392, 131008), (448, 114632), (512, 100303), (623, 82432), (644, 79744), (712, 72128), (736, 69776), (784, 65504), (896, 57316), (1127, 45568), (1246, 41216), (1288, 39872), (1424, 36064), (1472, 34888), (1568, 32752), (1792, 28658), (2047, 25088), (2254, 22784), (2492, 20608), (2576, 19936), (2848, 18032), (2944, 17444), (3136, 16376), (3584, 14329), (4094, 12544), (4361, 11776), (4508, 11392), (4984, 10304), (5152, 9968), (5696, 9016), (5888, 8722), (6272, 8188)]