91270000

素因数分解:

$2^4\times 5^4\times {\mathrm{9127}}^1$

素因数の和:9155

約数の個数: 50

約数和(自身を含む): 220998008

約数和(自身を除く): 129728008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 9127, 10000, 18254, 36508, 45635, 73016, 91270, 146032, 182540, 228175, 365080, 456350, 730160, 912700, 1140875, 1825400, 2281750, 3650800, 4563500, 5704375, 9127000, 11408750, 18254000, 22817500, 45635000, 91270000]

約数ペア:

[(1, 91270000), (2, 45635000), (4, 22817500), (5, 18254000), (8, 11408750), (10, 9127000), (16, 5704375), (20, 4563500), (25, 3650800), (40, 2281750), (50, 1825400), (80, 1140875), (100, 912700), (125, 730160), (200, 456350), (250, 365080), (400, 228175), (500, 182540), (625, 146032), (1000, 91270), (1250, 73016), (2000, 45635), (2500, 36508), (5000, 18254), (9127, 10000)]