811309568

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1$

素因数の和:689

約数の個数: 80

約数和(自身を含む): 1696665960

約数和(自身を除く): 885356392

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 101, 116, 128, 202, 232, 256, 404, 464, 512, 541, 808, 928, 1082, 1616, 1856, 2164, 2929, 3232, 3712, 4328, 5858, 6464, 7424, 8656, 11716, 12928, 14848, 15689, 17312, 23432, 25856, 31378, 34624, 46864, 51712, 54641, 62756, 69248, 93728, 109282, 125512, 138496, 187456, 218564, 251024, 276992, 374912, 437128, 502048, 749824, 874256, 1004096, 1499648, 1584589, 1748512, 2008192, 3169178, 3497024, 4016384, 6338356, 6994048, 8032768, 12676712, 13988096, 25353424, 27976192, 50706848, 101413696, 202827392, 405654784, 811309568]

約数ペア:

[(1, 811309568), (2, 405654784), (4, 202827392), (8, 101413696), (16, 50706848), (29, 27976192), (32, 25353424), (58, 13988096), (64, 12676712), (101, 8032768), (116, 6994048), (128, 6338356), (202, 4016384), (232, 3497024), (256, 3169178), (404, 2008192), (464, 1748512), (512, 1584589), (541, 1499648), (808, 1004096), (928, 874256), (1082, 749824), (1616, 502048), (1856, 437128), (2164, 374912), (2929, 276992), (3232, 251024), (3712, 218564), (4328, 187456), (5858, 138496), (6464, 125512), (7424, 109282), (8656, 93728), (11716, 69248), (12928, 62756), (14848, 54641), (15689, 51712), (17312, 46864), (23432, 34624), (25856, 31378)]