80539688

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{911}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 155295360

約数和(自身を除く): 74755672

約数列:

[1, 2, 4, 8, 43, 86, 172, 257, 344, 514, 911, 1028, 1822, 2056, 3644, 7288, 11051, 22102, 39173, 44204, 78346, 88408, 156692, 234127, 313384, 468254, 936508, 1873016, 10067461, 20134922, 40269844, 80539688]

約数ペア:

[(1, 80539688), (2, 40269844), (4, 20134922), (8, 10067461), (43, 1873016), (86, 936508), (172, 468254), (257, 313384), (344, 234127), (514, 156692), (911, 88408), (1028, 78346), (1822, 44204), (2056, 39173), (3644, 22102), (7288, 11051)]