85252020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{202981}}^1$

素因数の和:203000

約数の個数: 48

約数和(自身を含む): 272807808

約数和(自身を除く): 187555788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 202981, 405962, 608943, 811924, 1014905, 1217886, 1420867, 2029810, 2435772, 2841734, 3044715, 4059620, 4262601, 5683468, 6089430, 7104335, 8525202, 12178860, 14208670, 17050404, 21313005, 28417340, 42626010, 85252020]

約数ペア:

[(1, 85252020), (2, 42626010), (3, 28417340), (4, 21313005), (5, 17050404), (6, 14208670), (7, 12178860), (10, 8525202), (12, 7104335), (14, 6089430), (15, 5683468), (20, 4262601), (21, 4059620), (28, 3044715), (30, 2841734), (35, 2435772), (42, 2029810), (60, 1420867), (70, 1217886), (84, 1014905), (105, 811924), (140, 608943), (210, 405962), (420, 202981)]