80608080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47981}}^1$

素因数の和:48004

約数の個数: 80

約数和(自身を含む): 285588864

約数和(自身を除く): 204980784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 47981, 95962, 143943, 191924, 239905, 287886, 335867, 383848, 479810, 575772, 671734, 719715, 767696, 959620, 1007601, 1151544, 1343468, 1439430, 1679335, 1919240, 2015202, 2303088, 2686936, 2878860, 3358670, 3838480, 4030404, 5038005, 5373872, 5757720, 6717340, 8060808, 10076010, 11515440, 13434680, 16121616, 20152020, 26869360, 40304040, 80608080]

約数ペア:

[(1, 80608080), (2, 40304040), (3, 26869360), (4, 20152020), (5, 16121616), (6, 13434680), (7, 11515440), (8, 10076010), (10, 8060808), (12, 6717340), (14, 5757720), (15, 5373872), (16, 5038005), (20, 4030404), (21, 3838480), (24, 3358670), (28, 2878860), (30, 2686936), (35, 2303088), (40, 2015202), (42, 1919240), (48, 1679335), (56, 1439430), (60, 1343468), (70, 1151544), (80, 1007601), (84, 959620), (105, 767696), (112, 719715), (120, 671734), (140, 575772), (168, 479810), (210, 383848), (240, 335867), (280, 287886), (336, 239905), (420, 191924), (560, 143943), (840, 95962), (1680, 47981)]