77601520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:514

約数の個数: 80

約数和(自身を含む): 188425440

約数和(自身を除く): 110823920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 59, 80, 82, 118, 164, 205, 236, 295, 328, 401, 410, 472, 590, 656, 802, 820, 944, 1180, 1604, 1640, 2005, 2360, 2419, 3208, 3280, 4010, 4720, 4838, 6416, 8020, 9676, 12095, 16040, 16441, 19352, 23659, 24190, 32080, 32882, 38704, 47318, 48380, 65764, 82205, 94636, 96760, 118295, 131528, 164410, 189272, 193520, 236590, 263056, 328820, 378544, 473180, 657640, 946360, 970019, 1315280, 1892720, 1940038, 3880076, 4850095, 7760152, 9700190, 15520304, 19400380, 38800760, 77601520]

約数ペア:

[(1, 77601520), (2, 38800760), (4, 19400380), (5, 15520304), (8, 9700190), (10, 7760152), (16, 4850095), (20, 3880076), (40, 1940038), (41, 1892720), (59, 1315280), (80, 970019), (82, 946360), (118, 657640), (164, 473180), (205, 378544), (236, 328820), (295, 263056), (328, 236590), (401, 193520), (410, 189272), (472, 164410), (590, 131528), (656, 118295), (802, 96760), (820, 94636), (944, 82205), (1180, 65764), (1604, 48380), (1640, 47318), (2005, 38704), (2360, 32882), (2419, 32080), (3208, 24190), (3280, 23659), (4010, 19352), (4720, 16441), (4838, 16040), (6416, 12095), (8020, 9676)]