68749904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 151865280

約数和(自身を除く): 83115376

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 53, 68, 76, 106, 136, 152, 212, 251, 272, 304, 323, 424, 502, 646, 848, 901, 1004, 1007, 1292, 1802, 2008, 2014, 2584, 3604, 4016, 4028, 4267, 4769, 5168, 7208, 8056, 8534, 9538, 13303, 14416, 16112, 17068, 17119, 19076, 26606, 34136, 34238, 38152, 53212, 68272, 68476, 76304, 81073, 106424, 136952, 162146, 212848, 226151, 252757, 273904, 324292, 452302, 505514, 648584, 904604, 1011028, 1297168, 1809208, 2022056, 3618416, 4044112, 4296869, 8593738, 17187476, 34374952, 68749904]

約数ペア:

[(1, 68749904), (2, 34374952), (4, 17187476), (8, 8593738), (16, 4296869), (17, 4044112), (19, 3618416), (34, 2022056), (38, 1809208), (53, 1297168), (68, 1011028), (76, 904604), (106, 648584), (136, 505514), (152, 452302), (212, 324292), (251, 273904), (272, 252757), (304, 226151), (323, 212848), (424, 162146), (502, 136952), (646, 106424), (848, 81073), (901, 76304), (1004, 68476), (1007, 68272), (1292, 53212), (1802, 38152), (2008, 34238), (2014, 34136), (2584, 26606), (3604, 19076), (4016, 17119), (4028, 17068), (4267, 16112), (4769, 14416), (5168, 13303), (7208, 9538), (8056, 8534)]