80642656

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{81293}}^1$

素因数の和:81334

約数の個数: 24

約数和(自身を含む): 163888704

約数和(自身を除く): 83246048

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 81293, 162586, 325172, 650344, 1300688, 2520083, 2601376, 5040166, 10080332, 20160664, 40321328, 80642656]

約数ペア:

[(1, 80642656), (2, 40321328), (4, 20160664), (8, 10080332), (16, 5040166), (31, 2601376), (32, 2520083), (62, 1300688), (124, 650344), (248, 325172), (496, 162586), (992, 81293)]