72718915

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{2003}}^1$

素因数の和:2198

約数の個数: 16

約数和(自身を含む): 89602848

約数和(自身を除く): 16883933

約数列:

[1, 5, 53, 137, 265, 685, 2003, 7261, 10015, 36305, 106159, 274411, 530795, 1372055, 14543783, 72718915]

約数ペア:

[(1, 72718915), (5, 14543783), (53, 1372055), (137, 530795), (265, 274411), (685, 106159), (2003, 36305), (7261, 10015)]