80343025

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19961}}^1$

素因数の和:20001

約数の個数: 24

約数和(自身を含む): 118813824

約数和(自身を除く): 38470799

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 19961, 99805, 139727, 459103, 499025, 698635, 2295515, 3213721, 3493175, 11477575, 16068605, 80343025]

約数ペア:

[(1, 80343025), (5, 16068605), (7, 11477575), (23, 3493175), (25, 3213721), (35, 2295515), (115, 698635), (161, 499025), (175, 459103), (575, 139727), (805, 99805), (4025, 19961)]