42178864

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:578

約数の個数: 80

約数和(自身を含む): 102493440

約数和(自身を除く): 60314576

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 59, 91, 104, 112, 118, 182, 208, 236, 364, 413, 472, 491, 728, 767, 826, 944, 982, 1456, 1534, 1652, 1964, 3068, 3304, 3437, 3928, 5369, 6136, 6383, 6608, 6874, 7856, 10738, 12272, 12766, 13748, 21476, 25532, 27496, 28969, 42952, 44681, 51064, 54992, 57938, 85904, 89362, 102128, 115876, 178724, 202783, 231752, 357448, 376597, 405566, 463504, 714896, 753194, 811132, 1506388, 1622264, 2636179, 3012776, 3244528, 5272358, 6025552, 10544716, 21089432, 42178864]

約数ペア:

[(1, 42178864), (2, 21089432), (4, 10544716), (7, 6025552), (8, 5272358), (13, 3244528), (14, 3012776), (16, 2636179), (26, 1622264), (28, 1506388), (52, 811132), (56, 753194), (59, 714896), (91, 463504), (104, 405566), (112, 376597), (118, 357448), (182, 231752), (208, 202783), (236, 178724), (364, 115876), (413, 102128), (472, 89362), (491, 85904), (728, 57938), (767, 54992), (826, 51064), (944, 44681), (982, 42952), (1456, 28969), (1534, 27496), (1652, 25532), (1964, 21476), (3068, 13748), (3304, 12766), (3437, 12272), (3928, 10738), (5369, 7856), (6136, 6874), (6383, 6608)]