61382120

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{4397}}^1$

素因数の和:4757

約数の個数: 32

約数和(自身を含む): 138537000

約数和(自身を除く): 77154880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 1396, 1745, 2792, 3490, 4397, 6980, 8794, 13960, 17588, 21985, 35176, 43970, 87940, 175880, 1534553, 3069106, 6138212, 7672765, 12276424, 15345530, 30691060, 61382120]

約数ペア:

[(1, 61382120), (2, 30691060), (4, 15345530), (5, 12276424), (8, 7672765), (10, 6138212), (20, 3069106), (40, 1534553), (349, 175880), (698, 87940), (1396, 43970), (1745, 35176), (2792, 21985), (3490, 17588), (4397, 13960), (6980, 8794)]