79115920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{599}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 199987200

約数和(自身を除く): 120871280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 599, 635, 1016, 1040, 1198, 1270, 1651, 2032, 2396, 2540, 2995, 3302, 4792, 5080, 5990, 6604, 7787, 8255, 9584, 10160, 11980, 13208, 15574, 16510, 23960, 26416, 31148, 33020, 38935, 47920, 62296, 66040, 76073, 77870, 124592, 132080, 152146, 155740, 304292, 311480, 380365, 608584, 622960, 760730, 988949, 1217168, 1521460, 1977898, 3042920, 3955796, 4944745, 6085840, 7911592, 9889490, 15823184, 19778980, 39557960, 79115920]

約数ペア:

[(1, 79115920), (2, 39557960), (4, 19778980), (5, 15823184), (8, 9889490), (10, 7911592), (13, 6085840), (16, 4944745), (20, 3955796), (26, 3042920), (40, 1977898), (52, 1521460), (65, 1217168), (80, 988949), (104, 760730), (127, 622960), (130, 608584), (208, 380365), (254, 311480), (260, 304292), (508, 155740), (520, 152146), (599, 132080), (635, 124592), (1016, 77870), (1040, 76073), (1198, 66040), (1270, 62296), (1651, 47920), (2032, 38935), (2396, 33020), (2540, 31148), (2995, 26416), (3302, 23960), (4792, 16510), (5080, 15574), (5990, 13208), (6604, 11980), (7787, 10160), (8255, 9584)]