25469990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2153}}^1$

素因数の和:2193

約数の個数: 48

約数和(自身を含む): 56762208

約数和(自身を除く): 31292218

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1690, 2153, 2366, 4306, 5915, 10765, 11830, 15071, 21530, 27989, 30142, 55978, 75355, 139945, 150710, 195923, 279890, 363857, 391846, 727714, 979615, 1819285, 1959230, 2546999, 3638570, 5093998, 12734995, 25469990]

約数ペア:

[(1, 25469990), (2, 12734995), (5, 5093998), (7, 3638570), (10, 2546999), (13, 1959230), (14, 1819285), (26, 979615), (35, 727714), (65, 391846), (70, 363857), (91, 279890), (130, 195923), (169, 150710), (182, 139945), (338, 75355), (455, 55978), (845, 30142), (910, 27989), (1183, 21530), (1690, 15071), (2153, 11830), (2366, 10765), (4306, 5915)]