25001944

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 53978400

約数和(自身を除く): 28976456

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 97, 101, 116, 194, 202, 232, 319, 388, 404, 638, 776, 808, 1067, 1111, 1276, 2134, 2222, 2552, 2813, 2929, 4268, 4444, 5626, 5858, 8536, 8888, 9797, 11252, 11716, 19594, 22504, 23432, 30943, 32219, 39188, 61886, 64438, 78376, 107767, 123772, 128876, 215534, 247544, 257752, 284113, 431068, 568226, 862136, 1136452, 2272904, 3125243, 6250486, 12500972, 25001944]

約数ペア:

[(1, 25001944), (2, 12500972), (4, 6250486), (8, 3125243), (11, 2272904), (22, 1136452), (29, 862136), (44, 568226), (58, 431068), (88, 284113), (97, 257752), (101, 247544), (116, 215534), (194, 128876), (202, 123772), (232, 107767), (319, 78376), (388, 64438), (404, 61886), (638, 39188), (776, 32219), (808, 30943), (1067, 23432), (1111, 22504), (1276, 19594), (2134, 11716), (2222, 11252), (2552, 9797), (2813, 8888), (2929, 8536), (4268, 5858), (4444, 5626)]