12864950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 72

約数和(自身を含む): 28625400

約数和(自身を除く): 15760450

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 59, 70, 89, 98, 118, 175, 178, 245, 295, 350, 413, 445, 490, 590, 623, 826, 890, 1225, 1246, 1475, 2065, 2225, 2450, 2891, 2950, 3115, 4130, 4361, 4450, 5251, 5782, 6230, 8722, 10325, 10502, 14455, 15575, 20650, 21805, 26255, 28910, 31150, 36757, 43610, 52510, 72275, 73514, 109025, 131275, 144550, 183785, 218050, 257299, 262550, 367570, 514598, 918925, 1286495, 1837850, 2572990, 6432475, 12864950]

約数ペア:

[(1, 12864950), (2, 6432475), (5, 2572990), (7, 1837850), (10, 1286495), (14, 918925), (25, 514598), (35, 367570), (49, 262550), (50, 257299), (59, 218050), (70, 183785), (89, 144550), (98, 131275), (118, 109025), (175, 73514), (178, 72275), (245, 52510), (295, 43610), (350, 36757), (413, 31150), (445, 28910), (490, 26255), (590, 21805), (623, 20650), (826, 15575), (890, 14455), (1225, 10502), (1246, 10325), (1475, 8722), (2065, 6230), (2225, 5782), (2450, 5251), (2891, 4450), (2950, 4361), (3115, 4130)]