128745664

素因数分解:

$2^6\times {\mathrm{313}}^1\times {\mathrm{6427}}^1$

素因数の和:6752

約数の個数: 28

約数和(自身を含む): 256335784

約数和(自身を除く): 127590120

約数列:

[1, 2, 4, 8, 16, 32, 64, 313, 626, 1252, 2504, 5008, 6427, 10016, 12854, 20032, 25708, 51416, 102832, 205664, 411328, 2011651, 4023302, 8046604, 16093208, 32186416, 64372832, 128745664]

約数ペア:

[(1, 128745664), (2, 64372832), (4, 32186416), (8, 16093208), (16, 8046604), (32, 4023302), (64, 2011651), (313, 411328), (626, 205664), (1252, 102832), (2504, 51416), (5008, 25708), (6427, 20032), (10016, 12854)]