102140000

素因数分解:

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

素因数の和:5137

約数の個数: 60

約数和(自身を含む): 251328924

約数和(自身を除く): 149188924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 2000, 2500, 4000, 5000, 5107, 10000, 10214, 20000, 20428, 25535, 40856, 51070, 81712, 102140, 127675, 163424, 204280, 255350, 408560, 510700, 638375, 817120, 1021400, 1276750, 2042800, 2553500, 3191875, 4085600, 5107000, 6383750, 10214000, 12767500, 20428000, 25535000, 51070000, 102140000]

約数ペア:

[(1, 102140000), (2, 51070000), (4, 25535000), (5, 20428000), (8, 12767500), (10, 10214000), (16, 6383750), (20, 5107000), (25, 4085600), (32, 3191875), (40, 2553500), (50, 2042800), (80, 1276750), (100, 1021400), (125, 817120), (160, 638375), (200, 510700), (250, 408560), (400, 255350), (500, 204280), (625, 163424), (800, 127675), (1000, 102140), (1250, 81712), (2000, 51070), (2500, 40856), (4000, 25535), (5000, 20428), (5107, 20000), (10000, 10214)]