71208865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8237}}^1$

素因数の和:8281

約数の個数: 32

約数和(自身を含む): 110718720

約数和(自身を除く): 39509855

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 8237, 8645, 41185, 57659, 107081, 156503, 288295, 535405, 749567, 782515, 1095521, 2034539, 3747835, 5477605, 10172695, 14241773, 71208865]

約数ペア:

[(1, 71208865), (5, 14241773), (7, 10172695), (13, 5477605), (19, 3747835), (35, 2034539), (65, 1095521), (91, 782515), (95, 749567), (133, 535405), (247, 288295), (455, 156503), (665, 107081), (1235, 57659), (1729, 41185), (8237, 8645)]