25280836

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 54020736

約数和(自身を除く): 28739900

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 173, 238, 307, 346, 476, 614, 692, 1211, 1228, 2149, 2422, 2941, 4298, 4844, 5219, 5882, 8596, 10438, 11764, 20587, 20876, 36533, 41174, 53111, 73066, 82348, 106222, 146132, 212444, 371777, 743554, 902887, 1487108, 1805774, 3611548, 6320209, 12640418, 25280836]

約数ペア:

[(1, 25280836), (2, 12640418), (4, 6320209), (7, 3611548), (14, 1805774), (17, 1487108), (28, 902887), (34, 743554), (68, 371777), (119, 212444), (173, 146132), (238, 106222), (307, 82348), (346, 73066), (476, 53111), (614, 41174), (692, 36533), (1211, 20876), (1228, 20587), (2149, 11764), (2422, 10438), (2941, 8596), (4298, 5882), (4844, 5219)]