65028980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{87877}}^1$

素因数の和:87923

約数の個数: 24

約数和(自身を含む): 140253288

約数和(自身を除く): 75224308

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 87877, 175754, 351508, 439385, 878770, 1757540, 3251449, 6502898, 13005796, 16257245, 32514490, 65028980]

約数ペア:

[(1, 65028980), (2, 32514490), (4, 16257245), (5, 13005796), (10, 6502898), (20, 3251449), (37, 1757540), (74, 878770), (148, 439385), (185, 351508), (370, 175754), (740, 87877)]