51003200

素因数分解:

$2^6\times 5^2\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:400

約数の個数: 84

約数和(自身を含む): 126991872

約数和(自身を除く): 75988672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 160, 200, 251, 254, 320, 400, 502, 508, 635, 800, 1004, 1016, 1255, 1270, 1600, 2008, 2032, 2510, 2540, 3175, 4016, 4064, 5020, 5080, 6275, 6350, 8032, 8128, 10040, 10160, 12550, 12700, 16064, 20080, 20320, 25100, 25400, 31877, 40160, 40640, 50200, 50800, 63754, 80320, 100400, 101600, 127508, 159385, 200800, 203200, 255016, 318770, 401600, 510032, 637540, 796925, 1020064, 1275080, 1593850, 2040128, 2550160, 3187700, 5100320, 6375400, 10200640, 12750800, 25501600, 51003200]

約数ペア:

[(1, 51003200), (2, 25501600), (4, 12750800), (5, 10200640), (8, 6375400), (10, 5100320), (16, 3187700), (20, 2550160), (25, 2040128), (32, 1593850), (40, 1275080), (50, 1020064), (64, 796925), (80, 637540), (100, 510032), (127, 401600), (160, 318770), (200, 255016), (251, 203200), (254, 200800), (320, 159385), (400, 127508), (502, 101600), (508, 100400), (635, 80320), (800, 63754), (1004, 50800), (1016, 50200), (1255, 40640), (1270, 40160), (1600, 31877), (2008, 25400), (2032, 25100), (2510, 20320), (2540, 20080), (3175, 16064), (4016, 12700), (4064, 12550), (5020, 10160), (5080, 10040), (6275, 8128), (6350, 8032)]