28126400

素因数分解:

$2^6\times 5^2\times {\mathrm{17579}}^1$

素因数の和:17601

約数の個数: 42

約数和(自身を含む): 69212460

約数和(自身を除く): 41086060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 17579, 35158, 70316, 87895, 140632, 175790, 281264, 351580, 439475, 562528, 703160, 878950, 1125056, 1406320, 1757900, 2812640, 3515800, 5625280, 7031600, 14063200, 28126400]

約数ペア:

[(1, 28126400), (2, 14063200), (4, 7031600), (5, 5625280), (8, 3515800), (10, 2812640), (16, 1757900), (20, 1406320), (25, 1125056), (32, 878950), (40, 703160), (50, 562528), (64, 439475), (80, 351580), (100, 281264), (160, 175790), (200, 140632), (320, 87895), (400, 70316), (800, 35158), (1600, 17579)]