25745200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4951}}^1$

素因数の和:4982

約数の個数: 60

約数和(自身を含む): 66624208

約数和(自身を除く): 40879008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 4951, 5200, 9902, 19804, 24755, 39608, 49510, 64363, 79216, 99020, 123775, 128726, 198040, 247550, 257452, 321815, 396080, 495100, 514904, 643630, 990200, 1029808, 1287260, 1609075, 1980400, 2574520, 3218150, 5149040, 6436300, 12872600, 25745200]

約数ペア:

[(1, 25745200), (2, 12872600), (4, 6436300), (5, 5149040), (8, 3218150), (10, 2574520), (13, 1980400), (16, 1609075), (20, 1287260), (25, 1029808), (26, 990200), (40, 643630), (50, 514904), (52, 495100), (65, 396080), (80, 321815), (100, 257452), (104, 247550), (130, 198040), (200, 128726), (208, 123775), (260, 99020), (325, 79216), (400, 64363), (520, 49510), (650, 39608), (1040, 24755), (1300, 19804), (2600, 9902), (4951, 5200)]