20210408065

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{24533}}^1$

素因数の和:24709

約数の個数: 32

約数和(自身を含む): 25664134176

約数和(自身を除く): 5453726111

約数列:

[1, 5, 37, 61, 73, 185, 305, 365, 2257, 2701, 4453, 11285, 13505, 22265, 24533, 122665, 164761, 823805, 907721, 1496513, 1790909, 4538605, 7482565, 8954545, 55370981, 66263633, 109245449, 276854905, 331318165, 546227245, 4042081613, 20210408065]

約数ペア:

[(1, 20210408065), (5, 4042081613), (37, 546227245), (61, 331318165), (73, 276854905), (185, 109245449), (305, 66263633), (365, 55370981), (2257, 8954545), (2701, 7482565), (4453, 4538605), (11285, 1790909), (13505, 1496513), (22265, 907721), (24533, 823805), (122665, 164761)]