68786488

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{7549}}^1$

素因数の和:7639

約数の個数: 32

約数和(自身を含む): 138618000

約数和(自身を除く): 69831512

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 268, 536, 1139, 2278, 4556, 7549, 9112, 15098, 30196, 60392, 128333, 256666, 505783, 513332, 1011566, 1026664, 2023132, 4046264, 8598311, 17196622, 34393244, 68786488]

約数ペア:

[(1, 68786488), (2, 34393244), (4, 17196622), (8, 8598311), (17, 4046264), (34, 2023132), (67, 1026664), (68, 1011566), (134, 513332), (136, 505783), (268, 256666), (536, 128333), (1139, 60392), (2278, 30196), (4556, 15098), (7549, 9112)]