9968731925

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{619}}^1$

素因数の和:954

約数の個数: 48

約数和(自身を含む): 12908459520

約数和(自身を除く): 2939727595

約数列:

[1, 5, 25, 43, 71, 211, 215, 355, 619, 1055, 1075, 1775, 3053, 3095, 5275, 9073, 14981, 15265, 15475, 26617, 43949, 45365, 74905, 76325, 130609, 133085, 219745, 226825, 374525, 644183, 653045, 665425, 1098725, 1889807, 3220915, 3265225, 5616187, 9273239, 9449035, 16104575, 28080935, 46366195, 47245175, 140404675, 231830975, 398749277, 1993746385, 9968731925]

約数ペア:

[(1, 9968731925), (5, 1993746385), (25, 398749277), (43, 231830975), (71, 140404675), (211, 47245175), (215, 46366195), (355, 28080935), (619, 16104575), (1055, 9449035), (1075, 9273239), (1775, 5616187), (3053, 3265225), (3095, 3220915), (5275, 1889807), (9073, 1098725), (14981, 665425), (15265, 653045), (15475, 644183), (26617, 374525), (43949, 226825), (45365, 219745), (74905, 133085), (76325, 130609)]