25535000

素因数分解:

$2^3\times 5^4\times {\mathrm{5107}}^1$

素因数の和:5133

約数の個数: 40

約数和(自身を含む): 59840220

約数和(自身を除く): 34305220

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 5107, 10214, 20428, 25535, 40856, 51070, 102140, 127675, 204280, 255350, 510700, 638375, 1021400, 1276750, 2553500, 3191875, 5107000, 6383750, 12767500, 25535000]

約数ペア:

[(1, 25535000), (2, 12767500), (4, 6383750), (5, 5107000), (8, 3191875), (10, 2553500), (20, 1276750), (25, 1021400), (40, 638375), (50, 510700), (100, 255350), (125, 204280), (200, 127675), (250, 102140), (500, 51070), (625, 40856), (1000, 25535), (1250, 20428), (2500, 10214), (5000, 5107)]