90579860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{8863}}^1$

素因数の和:8952

約数の個数: 48

約数和(自身を含む): 220394496

約数和(自身を除く): 129814636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 8863, 10220, 17726, 35452, 44315, 62041, 88630, 124082, 177260, 248164, 310205, 620410, 646999, 1240820, 1293998, 2587996, 3234995, 4528993, 6469990, 9057986, 12939980, 18115972, 22644965, 45289930, 90579860]

約数ペア:

[(1, 90579860), (2, 45289930), (4, 22644965), (5, 18115972), (7, 12939980), (10, 9057986), (14, 6469990), (20, 4528993), (28, 3234995), (35, 2587996), (70, 1293998), (73, 1240820), (140, 646999), (146, 620410), (292, 310205), (365, 248164), (511, 177260), (730, 124082), (1022, 88630), (1460, 62041), (2044, 44315), (2555, 35452), (5110, 17726), (8863, 10220)]