203416150

素因数分解:

$2^1\times 5^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:471

約数の個数: 96

約数和(自身を含む): 457560000

約数和(自身を除く): 254143850

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 35, 49, 50, 58, 70, 98, 145, 175, 203, 245, 290, 343, 350, 406, 409, 490, 686, 725, 818, 1015, 1225, 1421, 1450, 1715, 2030, 2045, 2450, 2842, 2863, 3430, 4090, 5075, 5726, 7105, 8575, 9947, 10150, 10225, 11861, 14210, 14315, 17150, 19894, 20041, 20450, 23722, 28630, 35525, 40082, 49735, 59305, 71050, 71575, 83027, 99470, 100205, 118610, 140287, 143150, 166054, 200410, 248675, 280574, 296525, 415135, 497350, 501025, 581189, 593050, 701435, 830270, 1002050, 1162378, 1402870, 2075675, 2905945, 3507175, 4068323, 4151350, 5811890, 7014350, 8136646, 14529725, 20341615, 29059450, 40683230, 101708075, 203416150]

約数ペア:

[(1, 203416150), (2, 101708075), (5, 40683230), (7, 29059450), (10, 20341615), (14, 14529725), (25, 8136646), (29, 7014350), (35, 5811890), (49, 4151350), (50, 4068323), (58, 3507175), (70, 2905945), (98, 2075675), (145, 1402870), (175, 1162378), (203, 1002050), (245, 830270), (290, 701435), (343, 593050), (350, 581189), (406, 501025), (409, 497350), (490, 415135), (686, 296525), (725, 280574), (818, 248675), (1015, 200410), (1225, 166054), (1421, 143150), (1450, 140287), (1715, 118610), (2030, 100205), (2045, 99470), (2450, 83027), (2842, 71575), (2863, 71050), (3430, 59305), (4090, 49735), (5075, 40082), (5726, 35525), (7105, 28630), (8575, 23722), (9947, 20450), (10150, 20041), (10225, 19894), (11861, 17150), (14210, 14315)]