81475850

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{44041}}^1$

素因数の和:44090

約数の個数: 24

約数和(自身を含む): 155644428

約数和(自身を除く): 74168578

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 370, 925, 1850, 44041, 88082, 220205, 440410, 1101025, 1629517, 2202050, 3259034, 8147585, 16295170, 40737925, 81475850]

約数ペア:

[(1, 81475850), (2, 40737925), (5, 16295170), (10, 8147585), (25, 3259034), (37, 2202050), (50, 1629517), (74, 1101025), (185, 440410), (370, 220205), (925, 88082), (1850, 44041)]