77459855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 105670656

約数和(自身を除く): 28210801

約数列:

[1, 5, 11, 31, 55, 155, 181, 251, 341, 905, 1255, 1705, 1991, 2761, 5611, 7781, 9955, 13805, 28055, 38905, 45431, 61721, 85591, 227155, 308605, 427955, 499741, 1408361, 2498705, 7041805, 15491971, 77459855]

約数ペア:

[(1, 77459855), (5, 15491971), (11, 7041805), (31, 2498705), (55, 1408361), (155, 499741), (181, 427955), (251, 308605), (341, 227155), (905, 85591), (1255, 61721), (1705, 45431), (1991, 38905), (2761, 28055), (5611, 13805), (7781, 9955)]