81383936

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{6911}}^1$

素因数の和:6952

約数の個数: 40

約数和(自身を含む): 169703424

約数和(自身を除く): 88319488

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 512, 736, 1472, 2944, 5888, 6911, 11776, 13822, 27644, 55288, 110576, 158953, 221152, 317906, 442304, 635812, 884608, 1271624, 1769216, 2543248, 3538432, 5086496, 10172992, 20345984, 40691968, 81383936]

約数ペア:

[(1, 81383936), (2, 40691968), (4, 20345984), (8, 10172992), (16, 5086496), (23, 3538432), (32, 2543248), (46, 1769216), (64, 1271624), (92, 884608), (128, 635812), (184, 442304), (256, 317906), (368, 221152), (512, 158953), (736, 110576), (1472, 55288), (2944, 27644), (5888, 13822), (6911, 11776)]