25666884

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 67907840

約数和(自身を除く): 42240956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 109, 124, 186, 211, 218, 279, 327, 372, 422, 436, 558, 633, 654, 844, 981, 1116, 1266, 1308, 1899, 1962, 2532, 3379, 3798, 3924, 6541, 6758, 7596, 10137, 13082, 13516, 19623, 20274, 22999, 26164, 30411, 39246, 40548, 45998, 58869, 60822, 68997, 78492, 91996, 117738, 121644, 137994, 206991, 235476, 275988, 413982, 712969, 827964, 1425938, 2138907, 2851876, 4277814, 6416721, 8555628, 12833442, 25666884]

約数ペア:

[(1, 25666884), (2, 12833442), (3, 8555628), (4, 6416721), (6, 4277814), (9, 2851876), (12, 2138907), (18, 1425938), (31, 827964), (36, 712969), (62, 413982), (93, 275988), (109, 235476), (124, 206991), (186, 137994), (211, 121644), (218, 117738), (279, 91996), (327, 78492), (372, 68997), (422, 60822), (436, 58869), (558, 45998), (633, 40548), (654, 39246), (844, 30411), (981, 26164), (1116, 22999), (1266, 20274), (1308, 19623), (1899, 13516), (1962, 13082), (2532, 10137), (3379, 7596), (3798, 6758), (3924, 6541)]