80090080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1663}}^1$

素因数の和:1728

約数の個数: 96

約数和(自身を含む): 221405184

約数和(自身を除く): 141315104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 70, 80, 86, 112, 140, 160, 172, 215, 224, 280, 301, 344, 430, 560, 602, 688, 860, 1120, 1204, 1376, 1505, 1663, 1720, 2408, 3010, 3326, 3440, 4816, 6020, 6652, 6880, 8315, 9632, 11641, 12040, 13304, 16630, 23282, 24080, 26608, 33260, 46564, 48160, 53216, 58205, 66520, 71509, 93128, 116410, 133040, 143018, 186256, 232820, 266080, 286036, 357545, 372512, 465640, 500563, 572072, 715090, 931280, 1001126, 1144144, 1430180, 1862560, 2002252, 2288288, 2502815, 2860360, 4004504, 5005630, 5720720, 8009008, 10011260, 11441440, 16018016, 20022520, 40045040, 80090080]

約数ペア:

[(1, 80090080), (2, 40045040), (4, 20022520), (5, 16018016), (7, 11441440), (8, 10011260), (10, 8009008), (14, 5720720), (16, 5005630), (20, 4004504), (28, 2860360), (32, 2502815), (35, 2288288), (40, 2002252), (43, 1862560), (56, 1430180), (70, 1144144), (80, 1001126), (86, 931280), (112, 715090), (140, 572072), (160, 500563), (172, 465640), (215, 372512), (224, 357545), (280, 286036), (301, 266080), (344, 232820), (430, 186256), (560, 143018), (602, 133040), (688, 116410), (860, 93128), (1120, 71509), (1204, 66520), (1376, 58205), (1505, 53216), (1663, 48160), (1720, 46564), (2408, 33260), (3010, 26608), (3326, 24080), (3440, 23282), (4816, 16630), (6020, 13304), (6652, 12040), (6880, 11641), (8315, 9632)]