25128355

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1303}}^1$

素因数の和:1363

約数の個数: 32

約数和(自身を含む): 37555200

約数和(自身を除く): 12426845

約数列:

[1, 5, 7, 19, 29, 35, 95, 133, 145, 203, 551, 665, 1015, 1303, 2755, 3857, 6515, 9121, 19285, 24757, 37787, 45605, 123785, 173299, 188935, 264509, 717953, 866495, 1322545, 3589765, 5025671, 25128355]

約数ペア:

[(1, 25128355), (5, 5025671), (7, 3589765), (19, 1322545), (29, 866495), (35, 717953), (95, 264509), (133, 188935), (145, 173299), (203, 123785), (551, 45605), (665, 37787), (1015, 24757), (1303, 19285), (2755, 9121), (3857, 6515)]