12725600

素因数分解:

$2^5\times 5^2\times {\mathrm{15907}}^1$

素因数の和:15927

約数の個数: 36

約数和(自身を含む): 31068324

約数和(自身を除く): 18342724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 15907, 31814, 63628, 79535, 127256, 159070, 254512, 318140, 397675, 509024, 636280, 795350, 1272560, 1590700, 2545120, 3181400, 6362800, 12725600]

約数ペア:

[(1, 12725600), (2, 6362800), (4, 3181400), (5, 2545120), (8, 1590700), (10, 1272560), (16, 795350), (20, 636280), (25, 509024), (32, 397675), (40, 318140), (50, 254512), (80, 159070), (100, 127256), (160, 79535), (200, 63628), (400, 31814), (800, 15907)]