65991712

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{349}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 137592000

約数和(自身を除く): 71600288

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 311, 349, 608, 622, 698, 1244, 1396, 2488, 2792, 4976, 5584, 5909, 6631, 9952, 11168, 11818, 13262, 23636, 26524, 47272, 53048, 94544, 106096, 108539, 189088, 212192, 217078, 434156, 868312, 1736624, 2062241, 3473248, 4124482, 8248964, 16497928, 32995856, 65991712]

約数ペア:

[(1, 65991712), (2, 32995856), (4, 16497928), (8, 8248964), (16, 4124482), (19, 3473248), (32, 2062241), (38, 1736624), (76, 868312), (152, 434156), (304, 217078), (311, 212192), (349, 189088), (608, 108539), (622, 106096), (698, 94544), (1244, 53048), (1396, 47272), (2488, 26524), (2792, 23636), (4976, 13262), (5584, 11818), (5909, 11168), (6631, 9952)]