51257965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 69672960

約数和(自身を除く): 18414995

約数列:

[1, 5, 11, 47, 55, 79, 235, 251, 395, 517, 869, 1255, 2585, 2761, 3713, 4345, 11797, 13805, 18565, 19829, 40843, 58985, 99145, 129767, 204215, 218119, 648835, 931963, 1090595, 4659815, 10251593, 51257965]

約数ペア:

[(1, 51257965), (5, 10251593), (11, 4659815), (47, 1090595), (55, 931963), (79, 648835), (235, 218119), (251, 204215), (395, 129767), (517, 99145), (869, 58985), (1255, 40843), (2585, 19829), (2761, 18565), (3713, 13805), (4345, 11797)]