25691092

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 56306880

約数和(自身を除く): 30615788

約数列:

[1, 2, 4, 7, 14, 23, 28, 41, 46, 49, 82, 92, 98, 139, 161, 164, 196, 278, 287, 322, 556, 574, 644, 943, 973, 1127, 1148, 1886, 1946, 2009, 2254, 3197, 3772, 3892, 4018, 4508, 5699, 6394, 6601, 6811, 8036, 11398, 12788, 13202, 13622, 22379, 22796, 26404, 27244, 39893, 44758, 46207, 79786, 89516, 92414, 131077, 156653, 159572, 184828, 262154, 279251, 313306, 524308, 558502, 626612, 917539, 1117004, 1835078, 3670156, 6422773, 12845546, 25691092]

約数ペア:

[(1, 25691092), (2, 12845546), (4, 6422773), (7, 3670156), (14, 1835078), (23, 1117004), (28, 917539), (41, 626612), (46, 558502), (49, 524308), (82, 313306), (92, 279251), (98, 262154), (139, 184828), (161, 159572), (164, 156653), (196, 131077), (278, 92414), (287, 89516), (322, 79786), (556, 46207), (574, 44758), (644, 39893), (943, 27244), (973, 26404), (1127, 22796), (1148, 22379), (1886, 13622), (1946, 13202), (2009, 12788), (2254, 11398), (3197, 8036), (3772, 6811), (3892, 6601), (4018, 6394), (4508, 5699)]