87177440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{281}}^1$

素因数の和:580

約数の個数: 96

約数和(自身を含む): 237069504

約数和(自身を除く): 149892064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 277, 280, 281, 554, 560, 562, 1108, 1120, 1124, 1385, 1405, 1939, 1967, 2216, 2248, 2770, 2810, 3878, 3934, 4432, 4496, 5540, 5620, 7756, 7868, 8864, 8992, 9695, 9835, 11080, 11240, 15512, 15736, 19390, 19670, 22160, 22480, 31024, 31472, 38780, 39340, 44320, 44960, 62048, 62944, 77560, 77837, 78680, 155120, 155674, 157360, 310240, 311348, 314720, 389185, 544859, 622696, 778370, 1089718, 1245392, 1556740, 2179436, 2490784, 2724295, 3113480, 4358872, 5448590, 6226960, 8717744, 10897180, 12453920, 17435488, 21794360, 43588720, 87177440]

約数ペア:

[(1, 87177440), (2, 43588720), (4, 21794360), (5, 17435488), (7, 12453920), (8, 10897180), (10, 8717744), (14, 6226960), (16, 5448590), (20, 4358872), (28, 3113480), (32, 2724295), (35, 2490784), (40, 2179436), (56, 1556740), (70, 1245392), (80, 1089718), (112, 778370), (140, 622696), (160, 544859), (224, 389185), (277, 314720), (280, 311348), (281, 310240), (554, 157360), (560, 155674), (562, 155120), (1108, 78680), (1120, 77837), (1124, 77560), (1385, 62944), (1405, 62048), (1939, 44960), (1967, 44320), (2216, 39340), (2248, 38780), (2770, 31472), (2810, 31024), (3878, 22480), (3934, 22160), (4432, 19670), (4496, 19390), (5540, 15736), (5620, 15512), (7756, 11240), (7868, 11080), (8864, 9835), (8992, 9695)]