65441240

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{10037}}^1$

素因数の和:10211

約数の個数: 32

約数和(自身を含む): 148160880

約数和(自身を除く): 82719640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 10037, 20074, 40148, 50185, 80296, 100370, 200740, 401480, 1636031, 3272062, 6544124, 8180155, 13088248, 16360310, 32720620, 65441240]

約数ペア:

[(1, 65441240), (2, 32720620), (4, 16360310), (5, 13088248), (8, 8180155), (10, 6544124), (20, 3272062), (40, 1636031), (163, 401480), (326, 200740), (652, 100370), (815, 80296), (1304, 50185), (1630, 40148), (3260, 20074), (6520, 10037)]