426455575

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:537

約数の個数: 72

約数和(自身を含む): 674852640

約数和(自身を除く): 248397065

約数列:

[1, 5, 7, 13, 25, 35, 49, 61, 65, 91, 175, 245, 305, 325, 427, 439, 455, 637, 793, 1225, 1525, 2135, 2195, 2275, 2989, 3073, 3185, 3965, 5551, 5707, 10675, 10975, 14945, 15365, 15925, 19825, 21511, 26779, 27755, 28535, 38857, 39949, 74725, 76825, 107555, 133895, 138775, 142675, 187453, 194285, 199745, 279643, 348127, 537775, 669475, 937265, 971425, 998725, 1312171, 1398215, 1740635, 2436889, 4686325, 6560855, 6991075, 8703175, 12184445, 17058223, 32804275, 60922225, 85291115, 426455575]

約数ペア:

[(1, 426455575), (5, 85291115), (7, 60922225), (13, 32804275), (25, 17058223), (35, 12184445), (49, 8703175), (61, 6991075), (65, 6560855), (91, 4686325), (175, 2436889), (245, 1740635), (305, 1398215), (325, 1312171), (427, 998725), (439, 971425), (455, 937265), (637, 669475), (793, 537775), (1225, 348127), (1525, 279643), (2135, 199745), (2195, 194285), (2275, 187453), (2989, 142675), (3073, 138775), (3185, 133895), (3965, 107555), (5551, 76825), (5707, 74725), (10675, 39949), (10975, 38857), (14945, 28535), (15365, 27755), (15925, 26779), (19825, 21511)]