71081725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 105618240

約数和(自身を除く): 34536515

約数列:

[1, 5, 11, 13, 25, 55, 59, 65, 143, 275, 295, 325, 337, 649, 715, 767, 1475, 1685, 3245, 3575, 3707, 3835, 4381, 8425, 8437, 16225, 18535, 19175, 19883, 21905, 42185, 48191, 92675, 99415, 109525, 210925, 218713, 240955, 258479, 497075, 1093565, 1204775, 1292395, 2843269, 5467825, 6461975, 14216345, 71081725]

約数ペア:

[(1, 71081725), (5, 14216345), (11, 6461975), (13, 5467825), (25, 2843269), (55, 1292395), (59, 1204775), (65, 1093565), (143, 497075), (275, 258479), (295, 240955), (325, 218713), (337, 210925), (649, 109525), (715, 99415), (767, 92675), (1475, 48191), (1685, 42185), (3245, 21905), (3575, 19883), (3707, 19175), (3835, 18535), (4381, 16225), (8425, 8437)]