75375440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{479}}^1$

素因数の和:780

約数の個数: 80

約数和(自身を含む): 201415680

約数和(自身を除く): 126040240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 281, 479, 560, 562, 958, 1124, 1405, 1916, 1967, 2248, 2395, 2810, 3353, 3832, 3934, 4496, 4790, 5620, 6706, 7664, 7868, 9580, 9835, 11240, 13412, 15736, 16765, 19160, 19670, 22480, 26824, 31472, 33530, 38320, 39340, 53648, 67060, 78680, 134120, 134599, 157360, 268240, 269198, 538396, 672995, 942193, 1076792, 1345990, 1884386, 2153584, 2691980, 3768772, 4710965, 5383960, 7537544, 9421930, 10767920, 15075088, 18843860, 37687720, 75375440]

約数ペア:

[(1, 75375440), (2, 37687720), (4, 18843860), (5, 15075088), (7, 10767920), (8, 9421930), (10, 7537544), (14, 5383960), (16, 4710965), (20, 3768772), (28, 2691980), (35, 2153584), (40, 1884386), (56, 1345990), (70, 1076792), (80, 942193), (112, 672995), (140, 538396), (280, 269198), (281, 268240), (479, 157360), (560, 134599), (562, 134120), (958, 78680), (1124, 67060), (1405, 53648), (1916, 39340), (1967, 38320), (2248, 33530), (2395, 31472), (2810, 26824), (3353, 22480), (3832, 19670), (3934, 19160), (4496, 16765), (4790, 15736), (5620, 13412), (6706, 11240), (7664, 9835), (7868, 9580)]