81274270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1789}}^1$

素因数の和:1873

約数の個数: 64

約数和(自身を含む): 185587200

約数和(自身を除く): 104312930

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 59, 70, 77, 110, 118, 154, 295, 385, 413, 590, 649, 770, 826, 1298, 1789, 2065, 3245, 3578, 4130, 4543, 6490, 8945, 9086, 12523, 17890, 19679, 22715, 25046, 39358, 45430, 62615, 98395, 105551, 125230, 137753, 196790, 211102, 275506, 527755, 688765, 738857, 1055510, 1161061, 1377530, 1477714, 2322122, 3694285, 5805305, 7388570, 8127427, 11610610, 16254854, 40637135, 81274270]

約数ペア:

[(1, 81274270), (2, 40637135), (5, 16254854), (7, 11610610), (10, 8127427), (11, 7388570), (14, 5805305), (22, 3694285), (35, 2322122), (55, 1477714), (59, 1377530), (70, 1161061), (77, 1055510), (110, 738857), (118, 688765), (154, 527755), (295, 275506), (385, 211102), (413, 196790), (590, 137753), (649, 125230), (770, 105551), (826, 98395), (1298, 62615), (1789, 45430), (2065, 39358), (3245, 25046), (3578, 22715), (4130, 19679), (4543, 17890), (6490, 12523), (8945, 9086)]