51305450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:556

約数の個数: 72

約数和(自身を含む): 113823072

約数和(自身を除く): 62517622

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 43, 49, 50, 70, 86, 98, 175, 215, 245, 301, 350, 430, 487, 490, 602, 974, 1075, 1225, 1505, 2107, 2150, 2435, 2450, 3010, 3409, 4214, 4870, 6818, 7525, 10535, 12175, 15050, 17045, 20941, 21070, 23863, 24350, 34090, 41882, 47726, 52675, 85225, 104705, 105350, 119315, 146587, 170450, 209410, 238630, 293174, 523525, 596575, 732935, 1026109, 1047050, 1193150, 1465870, 2052218, 3664675, 5130545, 7329350, 10261090, 25652725, 51305450]

約数ペア:

[(1, 51305450), (2, 25652725), (5, 10261090), (7, 7329350), (10, 5130545), (14, 3664675), (25, 2052218), (35, 1465870), (43, 1193150), (49, 1047050), (50, 1026109), (70, 732935), (86, 596575), (98, 523525), (175, 293174), (215, 238630), (245, 209410), (301, 170450), (350, 146587), (430, 119315), (487, 105350), (490, 104705), (602, 85225), (974, 52675), (1075, 47726), (1225, 41882), (1505, 34090), (2107, 24350), (2150, 23863), (2435, 21070), (2450, 20941), (3010, 17045), (3409, 15050), (4214, 12175), (4870, 10535), (6818, 7525)]