13305840425

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{277}}^1\times {\mathrm{21589}}^1$

素因数の和:21965

約数の個数: 24

約数和(自身を含む): 16745635800

約数和(自身を除く): 3439795375

約数列:

[1, 5, 25, 89, 277, 445, 1385, 2225, 6925, 21589, 24653, 107945, 123265, 539725, 616325, 1921421, 5980153, 9607105, 29900765, 48035525, 149503825, 532233617, 2661168085, 13305840425]

約数ペア:

[(1, 13305840425), (5, 2661168085), (25, 532233617), (89, 149503825), (277, 48035525), (445, 29900765), (1385, 9607105), (2225, 5980153), (6925, 1921421), (21589, 616325), (24653, 539725), (107945, 123265)]