71512856

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{829}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 138045600

約数和(自身を除く): 66532744

約数列:

[1, 2, 4, 8, 41, 82, 164, 263, 328, 526, 829, 1052, 1658, 2104, 3316, 6632, 10783, 21566, 33989, 43132, 67978, 86264, 135956, 218027, 271912, 436054, 872108, 1744216, 8939107, 17878214, 35756428, 71512856]

約数ペア:

[(1, 71512856), (2, 35756428), (4, 17878214), (8, 8939107), (41, 1744216), (82, 872108), (164, 436054), (263, 271912), (328, 218027), (526, 135956), (829, 86264), (1052, 67978), (1658, 43132), (2104, 33989), (3316, 21566), (6632, 10783)]