87805264

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:607

約数の個数: 40

約数和(自身を含む): 173459880

約数和(自身を除く): 85654616

約数列:

[1, 2, 4, 8, 16, 89, 178, 197, 313, 356, 394, 626, 712, 788, 1252, 1424, 1576, 2504, 3152, 5008, 17533, 27857, 35066, 55714, 61661, 70132, 111428, 123322, 140264, 222856, 246644, 280528, 445712, 493288, 986576, 5487829, 10975658, 21951316, 43902632, 87805264]

約数ペア:

[(1, 87805264), (2, 43902632), (4, 21951316), (8, 10975658), (16, 5487829), (89, 986576), (178, 493288), (197, 445712), (313, 280528), (356, 246644), (394, 222856), (626, 140264), (712, 123322), (788, 111428), (1252, 70132), (1424, 61661), (1576, 55714), (2504, 35066), (3152, 27857), (5008, 17533)]