221448950

素因数分解:

$2^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{33809}}^1$

素因数の和:33952

約数の個数: 24

約数和(自身を含む): 415051560

約数和(自身を除く): 193602610

約数列:

[1, 2, 5, 10, 25, 50, 131, 262, 655, 1310, 3275, 6550, 33809, 67618, 169045, 338090, 845225, 1690450, 4428979, 8857958, 22144895, 44289790, 110724475, 221448950]

約数ペア:

[(1, 221448950), (2, 110724475), (5, 44289790), (10, 22144895), (25, 8857958), (50, 4428979), (131, 1690450), (262, 845225), (655, 338090), (1310, 169045), (3275, 67618), (6550, 33809)]