61746945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 112492800

約数和(自身を除く): 50745855

約数列:

[1, 3, 5, 13, 15, 29, 39, 61, 65, 87, 145, 179, 183, 195, 305, 377, 435, 537, 793, 895, 915, 1131, 1769, 1885, 2327, 2379, 2685, 3965, 5191, 5307, 5655, 6981, 8845, 10919, 11635, 11895, 15573, 22997, 25955, 26535, 32757, 34905, 54595, 67483, 68991, 77865, 114985, 141947, 163785, 202449, 316651, 337415, 344955, 425841, 709735, 949953, 1012245, 1583255, 2129205, 4116463, 4749765, 12349389, 20582315, 61746945]

約数ペア:

[(1, 61746945), (3, 20582315), (5, 12349389), (13, 4749765), (15, 4116463), (29, 2129205), (39, 1583255), (61, 1012245), (65, 949953), (87, 709735), (145, 425841), (179, 344955), (183, 337415), (195, 316651), (305, 202449), (377, 163785), (435, 141947), (537, 114985), (793, 77865), (895, 68991), (915, 67483), (1131, 54595), (1769, 34905), (1885, 32757), (2327, 26535), (2379, 25955), (2685, 22997), (3965, 15573), (5191, 11895), (5307, 11635), (5655, 10919), (6981, 8845)]