25542688

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1$

素因数の和:1049

約数の個数: 48

約数和(自身を含む): 54220320

約数和(自身を除く): 28677632

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 76, 86, 152, 172, 304, 344, 608, 688, 817, 977, 1376, 1634, 1954, 3268, 3908, 6536, 7816, 13072, 15632, 18563, 26144, 31264, 37126, 42011, 74252, 84022, 148504, 168044, 297008, 336088, 594016, 672176, 798209, 1344352, 1596418, 3192836, 6385672, 12771344, 25542688]

約数ペア:

[(1, 25542688), (2, 12771344), (4, 6385672), (8, 3192836), (16, 1596418), (19, 1344352), (32, 798209), (38, 672176), (43, 594016), (76, 336088), (86, 297008), (152, 168044), (172, 148504), (304, 84022), (344, 74252), (608, 42011), (688, 37126), (817, 31264), (977, 26144), (1376, 18563), (1634, 15632), (1954, 13072), (3268, 7816), (3908, 6536)]