427278400

素因数分解:

$2^6\times 5^2\times {\mathrm{267049}}^1$

素因数の和:267071

約数の個数: 42

約数和(自身を含む): 1051375850

約数和(自身を除く): 624097450

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 267049, 534098, 1068196, 1335245, 2136392, 2670490, 4272784, 5340980, 6676225, 8545568, 10681960, 13352450, 17091136, 21363920, 26704900, 42727840, 53409800, 85455680, 106819600, 213639200, 427278400]

約数ペア:

[(1, 427278400), (2, 213639200), (4, 106819600), (5, 85455680), (8, 53409800), (10, 42727840), (16, 26704900), (20, 21363920), (25, 17091136), (32, 13352450), (40, 10681960), (50, 8545568), (64, 6676225), (80, 5340980), (100, 4272784), (160, 2670490), (200, 2136392), (320, 1335245), (400, 1068196), (800, 534098), (1600, 267049)]