39878896

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:170

約数の個数: 80

約数和(自身を含む): 85494528

約数和(自身を除く): 45615632

約数列:

[1, 2, 4, 8, 16, 31, 37, 41, 53, 62, 74, 82, 106, 124, 148, 164, 212, 248, 296, 328, 424, 496, 592, 656, 848, 1147, 1271, 1517, 1643, 1961, 2173, 2294, 2542, 3034, 3286, 3922, 4346, 4588, 5084, 6068, 6572, 7844, 8692, 9176, 10168, 12136, 13144, 15688, 17384, 18352, 20336, 24272, 26288, 31376, 34768, 47027, 60791, 67363, 80401, 94054, 121582, 134726, 160802, 188108, 243164, 269452, 321604, 376216, 486328, 538904, 643208, 752432, 972656, 1077808, 1286416, 2492431, 4984862, 9969724, 19939448, 39878896]

約数ペア:

[(1, 39878896), (2, 19939448), (4, 9969724), (8, 4984862), (16, 2492431), (31, 1286416), (37, 1077808), (41, 972656), (53, 752432), (62, 643208), (74, 538904), (82, 486328), (106, 376216), (124, 321604), (148, 269452), (164, 243164), (212, 188108), (248, 160802), (296, 134726), (328, 121582), (424, 94054), (496, 80401), (592, 67363), (656, 60791), (848, 47027), (1147, 34768), (1271, 31376), (1517, 26288), (1643, 24272), (1961, 20336), (2173, 18352), (2294, 17384), (2542, 15688), (3034, 13144), (3286, 12136), (3922, 10168), (4346, 9176), (4588, 8692), (5084, 7844), (6068, 6572)]