12960047725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{16231}}^1$

素因数の和:16342

約数の個数: 36

約数和(自身を含む): 17339996320

約数和(自身を除く): 4379948595

約数列:

[1, 5, 19, 25, 41, 95, 205, 475, 779, 1025, 1681, 3895, 8405, 16231, 19475, 31939, 42025, 81155, 159695, 308389, 405775, 665471, 798475, 1541945, 3327355, 7709725, 12643949, 16636775, 27284311, 63219745, 136421555, 316098725, 518401909, 682107775, 2592009545, 12960047725]

約数ペア:

[(1, 12960047725), (5, 2592009545), (19, 682107775), (25, 518401909), (41, 316098725), (95, 136421555), (205, 63219745), (475, 27284311), (779, 16636775), (1025, 12643949), (1681, 7709725), (3895, 3327355), (8405, 1541945), (16231, 798475), (19475, 665471), (31939, 405775), (42025, 308389), (81155, 159695)]