280808885

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{14561}}^1$

素因数の和:14621

約数の個数: 32

約数和(自身を含む): 419385600

約数和(自身を除く): 138576715

約数列:

[1, 5, 7, 19, 29, 35, 95, 133, 145, 203, 551, 665, 1015, 2755, 3857, 14561, 19285, 72805, 101927, 276659, 422269, 509635, 1383295, 1936613, 2111345, 2955883, 8023111, 9683065, 14779415, 40115555, 56161777, 280808885]

約数ペア:

[(1, 280808885), (5, 56161777), (7, 40115555), (19, 14779415), (29, 9683065), (35, 8023111), (95, 2955883), (133, 2111345), (145, 1936613), (203, 1383295), (551, 509635), (665, 422269), (1015, 276659), (2755, 101927), (3857, 72805), (14561, 19285)]