25186196

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 55310976

約数和(自身を除く): 30124780

約数列:

[1, 2, 4, 7, 14, 23, 28, 37, 46, 49, 74, 92, 98, 148, 151, 161, 196, 259, 302, 322, 518, 604, 644, 851, 1036, 1057, 1127, 1702, 1813, 2114, 2254, 3404, 3473, 3626, 4228, 4508, 5587, 5957, 6946, 7252, 7399, 11174, 11914, 13892, 14798, 22348, 23828, 24311, 29596, 39109, 41699, 48622, 78218, 83398, 97244, 128501, 156436, 166796, 170177, 257002, 273763, 340354, 514004, 547526, 680708, 899507, 1095052, 1799014, 3598028, 6296549, 12593098, 25186196]

約数ペア:

[(1, 25186196), (2, 12593098), (4, 6296549), (7, 3598028), (14, 1799014), (23, 1095052), (28, 899507), (37, 680708), (46, 547526), (49, 514004), (74, 340354), (92, 273763), (98, 257002), (148, 170177), (151, 166796), (161, 156436), (196, 128501), (259, 97244), (302, 83398), (322, 78218), (518, 48622), (604, 41699), (644, 39109), (851, 29596), (1036, 24311), (1057, 23828), (1127, 22348), (1702, 14798), (1813, 13892), (2114, 11914), (2254, 11174), (3404, 7399), (3473, 7252), (3626, 6946), (4228, 5957), (4508, 5587)]