82397680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{359}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 203558400

約数和(自身を除く): 121160720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 151, 152, 190, 302, 304, 359, 380, 604, 718, 755, 760, 1208, 1436, 1510, 1520, 1795, 2416, 2869, 2872, 3020, 3590, 5738, 5744, 6040, 6821, 7180, 11476, 12080, 13642, 14345, 14360, 22952, 27284, 28690, 28720, 34105, 45904, 54209, 54568, 57380, 68210, 108418, 109136, 114760, 136420, 216836, 229520, 271045, 272840, 433672, 542090, 545680, 867344, 1029971, 1084180, 2059942, 2168360, 4119884, 4336720, 5149855, 8239768, 10299710, 16479536, 20599420, 41198840, 82397680]

約数ペア:

[(1, 82397680), (2, 41198840), (4, 20599420), (5, 16479536), (8, 10299710), (10, 8239768), (16, 5149855), (19, 4336720), (20, 4119884), (38, 2168360), (40, 2059942), (76, 1084180), (80, 1029971), (95, 867344), (151, 545680), (152, 542090), (190, 433672), (302, 272840), (304, 271045), (359, 229520), (380, 216836), (604, 136420), (718, 114760), (755, 109136), (760, 108418), (1208, 68210), (1436, 57380), (1510, 54568), (1520, 54209), (1795, 45904), (2416, 34105), (2869, 28720), (2872, 28690), (3020, 27284), (3590, 22952), (5738, 14360), (5744, 14345), (6040, 13642), (6821, 12080), (7180, 11476)]