161728850

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{87421}}^1$

素因数の和:87470

約数の個数: 24

約数和(自身を含む): 308949348

約数和(自身を除く): 147220498

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 370, 925, 1850, 87421, 174842, 437105, 874210, 2185525, 3234577, 4371050, 6469154, 16172885, 32345770, 80864425, 161728850]

約数ペア:

[(1, 161728850), (2, 80864425), (5, 32345770), (10, 16172885), (25, 6469154), (37, 4371050), (50, 3234577), (74, 2185525), (185, 874210), (370, 437105), (925, 174842), (1850, 87421)]