64576325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 90137088

約数和(自身を除く): 25560763

約数列:

[1, 5, 11, 25, 43, 55, 127, 215, 275, 473, 635, 1075, 1397, 1849, 2365, 3175, 5461, 6985, 9245, 11825, 20339, 27305, 34925, 46225, 60071, 101695, 136525, 234823, 300355, 508475, 1174115, 1501775, 2583053, 5870575, 12915265, 64576325]

約数ペア:

[(1, 64576325), (5, 12915265), (11, 5870575), (25, 2583053), (43, 1501775), (55, 1174115), (127, 508475), (215, 300355), (275, 234823), (473, 136525), (635, 101695), (1075, 60071), (1397, 46225), (1849, 34925), (2365, 27305), (3175, 20339), (5461, 11825), (6985, 9245)]