25000816

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1657}}^1$

素因数の和:1729

約数の個数: 40

約数和(自身を含む): 51809184

約数和(自身を除く): 26808368

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 82, 92, 164, 184, 328, 368, 656, 943, 1657, 1886, 3314, 3772, 6628, 7544, 13256, 15088, 26512, 38111, 67937, 76222, 135874, 152444, 271748, 304888, 543496, 609776, 1086992, 1562551, 3125102, 6250204, 12500408, 25000816]

約数ペア:

[(1, 25000816), (2, 12500408), (4, 6250204), (8, 3125102), (16, 1562551), (23, 1086992), (41, 609776), (46, 543496), (82, 304888), (92, 271748), (164, 152444), (184, 135874), (328, 76222), (368, 67937), (656, 38111), (943, 26512), (1657, 15088), (1886, 13256), (3314, 7544), (3772, 6628)]