2080394975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{43319}}^1$

素因数の和:43459

約数の個数: 24

約数和(自身を含む): 2755671840

約数和(自身を除く): 675276865

約数列:

[1, 5, 17, 25, 85, 113, 425, 565, 1921, 2825, 9605, 43319, 48025, 216595, 736423, 1082975, 3682115, 4895047, 18410575, 24475235, 83215799, 122376175, 416078995, 2080394975]

約数ペア:

[(1, 2080394975), (5, 416078995), (17, 122376175), (25, 83215799), (85, 24475235), (113, 18410575), (425, 4895047), (565, 3682115), (1921, 1082975), (2825, 736423), (9605, 216595), (43319, 48025)]