51390746015

素因数分解:

$5^1\times 7^2\times {\mathrm{20611}}^1\times {\mathrm{10177}}^1$

素因数の和:30807

約数の個数: 24

約数和(自身を含む): 71747816112

約数和(自身を除く): 20357070097

約数列:

[1, 5, 7, 35, 49, 245, 10177, 20611, 50885, 71239, 103055, 144277, 356195, 498673, 721385, 1009939, 2493365, 5049695, 209758147, 1048790735, 1468307029, 7341535145, 10278149203, 51390746015]

約数ペア:

[(1, 51390746015), (5, 10278149203), (7, 7341535145), (35, 1468307029), (49, 1048790735), (245, 209758147), (10177, 5049695), (20611, 2493365), (50885, 1009939), (71239, 721385), (103055, 498673), (144277, 356195)]