259336415

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 367610400

約数和(自身を除く): 108273985

約数列:

[1, 5, 13, 19, 29, 65, 95, 145, 169, 247, 377, 551, 557, 845, 1235, 1885, 2755, 2785, 3211, 4901, 7163, 7241, 10583, 16055, 16153, 24505, 35815, 36205, 52915, 80765, 93119, 94133, 137579, 209989, 306907, 465595, 470665, 687895, 1049945, 1534535, 1788527, 2729857, 3989791, 8942635, 13649285, 19948955, 51867283, 259336415]

約数ペア:

[(1, 259336415), (5, 51867283), (13, 19948955), (19, 13649285), (29, 8942635), (65, 3989791), (95, 2729857), (145, 1788527), (169, 1534535), (247, 1049945), (377, 687895), (551, 470665), (557, 465595), (845, 306907), (1235, 209989), (1885, 137579), (2755, 94133), (2785, 93119), (3211, 80765), (4901, 52915), (7163, 36205), (7241, 35815), (10583, 24505), (16055, 16153)]