128550976

素因数分解:

$2^6\times {\mathrm{401}}^1\times {\mathrm{5009}}^1$

素因数の和:5422

約数の個数: 28

約数和(自身を含む): 255780540

約数和(自身を除く): 127229564

約数列:

[1, 2, 4, 8, 16, 32, 64, 401, 802, 1604, 3208, 5009, 6416, 10018, 12832, 20036, 25664, 40072, 80144, 160288, 320576, 2008609, 4017218, 8034436, 16068872, 32137744, 64275488, 128550976]

約数ペア:

[(1, 128550976), (2, 64275488), (4, 32137744), (8, 16068872), (16, 8034436), (32, 4017218), (64, 2008609), (401, 320576), (802, 160288), (1604, 80144), (3208, 40072), (5009, 25664), (6416, 20036), (10018, 12832)]