257642624

素因数分解:

$2^7\times {\mathrm{83}}^1\times {\mathrm{24251}}^1$

素因数の和:24348

約数の個数: 32

約数和(自身を含む): 519477840

約数和(自身を除く): 261835216

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 332, 664, 1328, 2656, 5312, 10624, 24251, 48502, 97004, 194008, 388016, 776032, 1552064, 2012833, 3104128, 4025666, 8051332, 16102664, 32205328, 64410656, 128821312, 257642624]

約数ペア:

[(1, 257642624), (2, 128821312), (4, 64410656), (8, 32205328), (16, 16102664), (32, 8051332), (64, 4025666), (83, 3104128), (128, 2012833), (166, 1552064), (332, 776032), (664, 388016), (1328, 194008), (2656, 97004), (5312, 48502), (10624, 24251)]