80879695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 109408320

約数和(自身を除く): 28528625

約数列:

[1, 5, 13, 29, 65, 107, 145, 377, 401, 535, 1391, 1885, 2005, 3103, 5213, 6955, 11629, 15515, 26065, 40339, 42907, 58145, 151177, 201695, 214535, 557791, 755885, 1244303, 2788955, 6221515, 16175939, 80879695]

約数ペア:

[(1, 80879695), (5, 16175939), (13, 6221515), (29, 2788955), (65, 1244303), (107, 755885), (145, 557791), (377, 214535), (401, 201695), (535, 151177), (1391, 58145), (1885, 42907), (2005, 40339), (3103, 26065), (5213, 15515), (6955, 11629)]