380018305

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 523911168

約数和(自身を除く): 143892863

約数列:

[1, 5, 23, 31, 37, 43, 67, 115, 155, 185, 215, 335, 713, 851, 989, 1147, 1333, 1541, 1591, 2077, 2479, 2881, 3565, 4255, 4945, 5735, 6665, 7705, 7955, 10385, 12395, 14405, 26381, 30659, 36593, 47771, 49321, 57017, 66263, 76849, 89311, 106597, 131905, 153295, 182965, 238855, 246605, 285085, 331315, 384245, 446555, 532985, 1134383, 1767527, 2054153, 2451731, 3304507, 5671915, 8837635, 10270765, 12258655, 16522535, 76003661, 380018305]

約数ペア:

[(1, 380018305), (5, 76003661), (23, 16522535), (31, 12258655), (37, 10270765), (43, 8837635), (67, 5671915), (115, 3304507), (155, 2451731), (185, 2054153), (215, 1767527), (335, 1134383), (713, 532985), (851, 446555), (989, 384245), (1147, 331315), (1333, 285085), (1541, 246605), (1591, 238855), (2077, 182965), (2479, 153295), (2881, 131905), (3565, 106597), (4255, 89311), (4945, 76849), (5735, 66263), (6665, 57017), (7705, 49321), (7955, 47771), (10385, 36593), (12395, 30659), (14405, 26381)]