25270455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 49167360

約数和(自身を除く): 23896905

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 43, 87, 105, 129, 145, 193, 203, 215, 301, 435, 579, 609, 645, 903, 965, 1015, 1247, 1351, 1505, 2895, 3045, 3741, 4053, 4515, 5597, 6235, 6755, 8299, 8729, 16791, 18705, 20265, 24897, 26187, 27985, 39179, 41495, 43645, 58093, 83955, 117537, 124485, 130935, 174279, 195895, 240671, 290465, 587685, 722013, 871395, 1203355, 1684697, 3610065, 5054091, 8423485, 25270455]

約数ペア:

[(1, 25270455), (3, 8423485), (5, 5054091), (7, 3610065), (15, 1684697), (21, 1203355), (29, 871395), (35, 722013), (43, 587685), (87, 290465), (105, 240671), (129, 195895), (145, 174279), (193, 130935), (203, 124485), (215, 117537), (301, 83955), (435, 58093), (579, 43645), (609, 41495), (645, 39179), (903, 27985), (965, 26187), (1015, 24897), (1247, 20265), (1351, 18705), (1505, 16791), (2895, 8729), (3045, 8299), (3741, 6755), (4053, 6235), (4515, 5597)]