25252786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 47416320

約数和(自身を除く): 22163534

約数列:

[1, 2, 13, 17, 19, 26, 31, 34, 38, 62, 97, 194, 221, 247, 323, 403, 442, 494, 527, 589, 646, 806, 1054, 1178, 1261, 1649, 1843, 2522, 3007, 3298, 3686, 4199, 6014, 6851, 7657, 8398, 10013, 13702, 15314, 20026, 21437, 23959, 31331, 39091, 42874, 47918, 51119, 57133, 62662, 78182, 102238, 114266, 130169, 260338, 407303, 664547, 742729, 814606, 971261, 1329094, 1485458, 1942522, 12626393, 25252786]

約数ペア:

[(1, 25252786), (2, 12626393), (13, 1942522), (17, 1485458), (19, 1329094), (26, 971261), (31, 814606), (34, 742729), (38, 664547), (62, 407303), (97, 260338), (194, 130169), (221, 114266), (247, 102238), (323, 78182), (403, 62662), (442, 57133), (494, 51119), (527, 47918), (589, 42874), (646, 39091), (806, 31331), (1054, 23959), (1178, 21437), (1261, 20026), (1649, 15314), (1843, 13702), (2522, 10013), (3007, 8398), (3298, 7657), (3686, 6851), (4199, 6014)]