251163808

素因数分解:

$2^5\times 7^5\times {\mathrm{467}}^1$

素因数の和:512

約数の個数: 72

約数和(自身を含む): 578122272

約数和(自身を除く): 326958464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 467, 686, 784, 934, 1372, 1568, 1868, 2401, 2744, 3269, 3736, 4802, 5488, 6538, 7472, 9604, 10976, 13076, 14944, 16807, 19208, 22883, 26152, 33614, 38416, 45766, 52304, 67228, 76832, 91532, 104608, 134456, 160181, 183064, 268912, 320362, 366128, 537824, 640724, 732256, 1121267, 1281448, 2242534, 2562896, 4485068, 5125792, 7848869, 8970136, 15697738, 17940272, 31395476, 35880544, 62790952, 125581904, 251163808]

約数ペア:

[(1, 251163808), (2, 125581904), (4, 62790952), (7, 35880544), (8, 31395476), (14, 17940272), (16, 15697738), (28, 8970136), (32, 7848869), (49, 5125792), (56, 4485068), (98, 2562896), (112, 2242534), (196, 1281448), (224, 1121267), (343, 732256), (392, 640724), (467, 537824), (686, 366128), (784, 320362), (934, 268912), (1372, 183064), (1568, 160181), (1868, 134456), (2401, 104608), (2744, 91532), (3269, 76832), (3736, 67228), (4802, 52304), (5488, 45766), (6538, 38416), (7472, 33614), (9604, 26152), (10976, 22883), (13076, 19208), (14944, 16807)]