81215168

素因数分解:

$2^6\times {\mathrm{83}}^1\times {\mathrm{15289}}^1$

素因数の和:15384

約数の個数: 28

約数和(自身を含む): 163113720

約数和(自身を除く): 81898552

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 166, 332, 664, 1328, 2656, 5312, 15289, 30578, 61156, 122312, 244624, 489248, 978496, 1268987, 2537974, 5075948, 10151896, 20303792, 40607584, 81215168]

約数ペア:

[(1, 81215168), (2, 40607584), (4, 20303792), (8, 10151896), (16, 5075948), (32, 2537974), (64, 1268987), (83, 978496), (166, 489248), (332, 244624), (664, 122312), (1328, 61156), (2656, 30578), (5312, 15289)]