25442800

素因数分解:

$2^4\times 5^2\times {\mathrm{63607}}^1$

素因数の和:63625

約数の個数: 30

約数和(自身を含む): 61127288

約数和(自身を除く): 35684488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 63607, 127214, 254428, 318035, 508856, 636070, 1017712, 1272140, 1590175, 2544280, 3180350, 5088560, 6360700, 12721400, 25442800]

約数ペア:

[(1, 25442800), (2, 12721400), (4, 6360700), (5, 5088560), (8, 3180350), (10, 2544280), (16, 1590175), (20, 1272140), (25, 1017712), (40, 636070), (50, 508856), (80, 318035), (100, 254428), (200, 127214), (400, 63607)]