65149580

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{44623}}^1$

素因数の和:44705

約数の個数: 24

約数和(自身を含む): 138691392

約数和(自身を除く): 73541812

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 44623, 89246, 178492, 223115, 446230, 892460, 3257479, 6514958, 13029916, 16287395, 32574790, 65149580]

約数ペア:

[(1, 65149580), (2, 32574790), (4, 16287395), (5, 13029916), (10, 6514958), (20, 3257479), (73, 892460), (146, 446230), (292, 223115), (365, 178492), (730, 89246), (1460, 44623)]