1884345025

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{260809}}^1$

素因数の和:260853

約数の個数: 18

約数和(自身を含む): 2482128770

約数和(自身を除く): 597783745

約数列:

[1, 5, 17, 25, 85, 289, 425, 1445, 7225, 260809, 1304045, 4433753, 6520225, 22168765, 75373801, 110843825, 376869005, 1884345025]

約数ペア:

[(1, 1884345025), (5, 376869005), (17, 110843825), (25, 75373801), (85, 22168765), (289, 6520225), (425, 4433753), (1445, 1304045), (7225, 260809)]