203910400

素因数分解:

$2^8\times 5^2\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:388

約数の個数: 108

約数和(自身を含む): 510460384

約数和(自身を除く): 306549984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 151, 160, 200, 211, 256, 302, 320, 400, 422, 604, 640, 755, 800, 844, 1055, 1208, 1280, 1510, 1600, 1688, 2110, 2416, 3020, 3200, 3376, 3775, 4220, 4832, 5275, 6040, 6400, 6752, 7550, 8440, 9664, 10550, 12080, 13504, 15100, 16880, 19328, 21100, 24160, 27008, 30200, 31861, 33760, 38656, 42200, 48320, 54016, 60400, 63722, 67520, 84400, 96640, 120800, 127444, 135040, 159305, 168800, 193280, 241600, 254888, 270080, 318610, 337600, 483200, 509776, 637220, 675200, 796525, 966400, 1019552, 1274440, 1350400, 1593050, 2039104, 2548880, 3186100, 4078208, 5097760, 6372200, 8156416, 10195520, 12744400, 20391040, 25488800, 40782080, 50977600, 101955200, 203910400]

約数ペア:

[(1, 203910400), (2, 101955200), (4, 50977600), (5, 40782080), (8, 25488800), (10, 20391040), (16, 12744400), (20, 10195520), (25, 8156416), (32, 6372200), (40, 5097760), (50, 4078208), (64, 3186100), (80, 2548880), (100, 2039104), (128, 1593050), (151, 1350400), (160, 1274440), (200, 1019552), (211, 966400), (256, 796525), (302, 675200), (320, 637220), (400, 509776), (422, 483200), (604, 337600), (640, 318610), (755, 270080), (800, 254888), (844, 241600), (1055, 193280), (1208, 168800), (1280, 159305), (1510, 135040), (1600, 127444), (1688, 120800), (2110, 96640), (2416, 84400), (3020, 67520), (3200, 63722), (3376, 60400), (3775, 54016), (4220, 48320), (4832, 42200), (5275, 38656), (6040, 33760), (6400, 31861), (6752, 30200), (7550, 27008), (8440, 24160), (9664, 21100), (10550, 19328), (12080, 16880), (13504, 15100)]