51478784

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1295

約数の個数: 72

約数和(自身を含む): 122640000

約数和(自身を除く): 71161216

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 256, 322, 368, 448, 644, 736, 896, 1249, 1288, 1472, 1792, 2498, 2576, 2944, 4996, 5152, 5888, 8743, 9992, 10304, 17486, 19984, 20608, 28727, 34972, 39968, 41216, 57454, 69944, 79936, 114908, 139888, 159872, 201089, 229816, 279776, 319744, 402178, 459632, 559552, 804356, 919264, 1119104, 1608712, 1838528, 2238208, 3217424, 3677056, 6434848, 7354112, 12869696, 25739392, 51478784]

約数ペア:

[(1, 51478784), (2, 25739392), (4, 12869696), (7, 7354112), (8, 6434848), (14, 3677056), (16, 3217424), (23, 2238208), (28, 1838528), (32, 1608712), (46, 1119104), (56, 919264), (64, 804356), (92, 559552), (112, 459632), (128, 402178), (161, 319744), (184, 279776), (224, 229816), (256, 201089), (322, 159872), (368, 139888), (448, 114908), (644, 79936), (736, 69944), (896, 57454), (1249, 41216), (1288, 39968), (1472, 34972), (1792, 28727), (2498, 20608), (2576, 19984), (2944, 17486), (4996, 10304), (5152, 9992), (5888, 8743)]