81167288

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{3931}}^1$

素因数の和:4055

約数の個数: 32

約数和(自身を含む): 159246000

約数和(自身を除く): 78078712

約数列:

[1, 2, 4, 8, 29, 58, 89, 116, 178, 232, 356, 712, 2581, 3931, 5162, 7862, 10324, 15724, 20648, 31448, 113999, 227998, 349859, 455996, 699718, 911992, 1399436, 2798872, 10145911, 20291822, 40583644, 81167288]

約数ペア:

[(1, 81167288), (2, 40583644), (4, 20291822), (8, 10145911), (29, 2798872), (58, 1399436), (89, 911992), (116, 699718), (178, 455996), (232, 349859), (356, 227998), (712, 113999), (2581, 31448), (3931, 20648), (5162, 15724), (7862, 10324)]