637355568

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{9887}}^1$

素因数の和:9994

約数の個数: 80

約数和(自身を含む): 1765601280

約数和(自身を除く): 1128245712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 79, 102, 136, 158, 204, 237, 272, 316, 408, 474, 632, 816, 948, 1264, 1343, 1896, 2686, 3792, 4029, 5372, 8058, 9887, 10744, 16116, 19774, 21488, 29661, 32232, 39548, 59322, 64464, 79096, 118644, 158192, 168079, 237288, 336158, 474576, 504237, 672316, 781073, 1008474, 1344632, 1562146, 2016948, 2343219, 2689264, 3124292, 4033896, 4686438, 6248584, 8067792, 9372876, 12497168, 13278241, 18745752, 26556482, 37491504, 39834723, 53112964, 79669446, 106225928, 159338892, 212451856, 318677784, 637355568]

約数ペア:

[(1, 637355568), (2, 318677784), (3, 212451856), (4, 159338892), (6, 106225928), (8, 79669446), (12, 53112964), (16, 39834723), (17, 37491504), (24, 26556482), (34, 18745752), (48, 13278241), (51, 12497168), (68, 9372876), (79, 8067792), (102, 6248584), (136, 4686438), (158, 4033896), (204, 3124292), (237, 2689264), (272, 2343219), (316, 2016948), (408, 1562146), (474, 1344632), (632, 1008474), (816, 781073), (948, 672316), (1264, 504237), (1343, 474576), (1896, 336158), (2686, 237288), (3792, 168079), (4029, 158192), (5372, 118644), (8058, 79096), (9887, 64464), (10744, 59322), (16116, 39548), (19774, 32232), (21488, 29661)]