80821973197

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{2113}}^1$

素因数の和:2426

約数の個数: 64

約数和(自身を含む): 103257907200

約数和(自身を除く): 22435934003

約数列:

[1, 7, 19, 29, 47, 133, 203, 211, 329, 551, 893, 1363, 1477, 2113, 3857, 4009, 6119, 6251, 9541, 9917, 14791, 25897, 28063, 40147, 42833, 61277, 69419, 99311, 116261, 181279, 188423, 281029, 287593, 428939, 445843, 695177, 813827, 1164263, 1318961, 1886909, 2013151, 2880019, 3120901, 5464267, 8149841, 8471017, 12929447, 13208363, 20160133, 20954621, 38249869, 54720361, 59297119, 90506129, 146682347, 245659493, 383042527, 398137799, 607684009, 1719616451, 2786964593, 4253788063, 11545996171, 80821973197]

約数ペア:

[(1, 80821973197), (7, 11545996171), (19, 4253788063), (29, 2786964593), (47, 1719616451), (133, 607684009), (203, 398137799), (211, 383042527), (329, 245659493), (551, 146682347), (893, 90506129), (1363, 59297119), (1477, 54720361), (2113, 38249869), (3857, 20954621), (4009, 20160133), (6119, 13208363), (6251, 12929447), (9541, 8471017), (9917, 8149841), (14791, 5464267), (25897, 3120901), (28063, 2880019), (40147, 2013151), (42833, 1886909), (61277, 1318961), (69419, 1164263), (99311, 813827), (116261, 695177), (181279, 445843), (188423, 428939), (281029, 287593)]