77914288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1301}}^1$

素因数の和:1525

約数の個数: 40

約数和(自身を含む): 159833520

約数和(自身を除く): 81919232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 197, 304, 394, 788, 1301, 1576, 2602, 3152, 3743, 5204, 7486, 10408, 14972, 20816, 24719, 29944, 49438, 59888, 98876, 197752, 256297, 395504, 512594, 1025188, 2050376, 4100752, 4869643, 9739286, 19478572, 38957144, 77914288]

約数ペア:

[(1, 77914288), (2, 38957144), (4, 19478572), (8, 9739286), (16, 4869643), (19, 4100752), (38, 2050376), (76, 1025188), (152, 512594), (197, 395504), (304, 256297), (394, 197752), (788, 98876), (1301, 59888), (1576, 49438), (2602, 29944), (3152, 24719), (3743, 20816), (5204, 14972), (7486, 10408)]