121989025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15107}}^1$

素因数の和:15153

約数の個数: 24

約数和(自身を含む): 168605280

約数和(自身を除く): 46616255

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 8075, 15107, 75535, 256819, 287033, 377675, 1284095, 1435165, 4879561, 6420475, 7175825, 24397805, 121989025]

約数ペア:

[(1, 121989025), (5, 24397805), (17, 7175825), (19, 6420475), (25, 4879561), (85, 1435165), (95, 1284095), (323, 377675), (425, 287033), (475, 256819), (1615, 75535), (8075, 15107)]