28314400

素因数分解:

$2^5\times 5^2\times {\mathrm{35393}}^1$

素因数の和:35413

約数の個数: 36

約数和(自身を含む): 69124482

約数和(自身を除く): 40810082

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 35393, 70786, 141572, 176965, 283144, 353930, 566288, 707860, 884825, 1132576, 1415720, 1769650, 2831440, 3539300, 5662880, 7078600, 14157200, 28314400]

約数ペア:

[(1, 28314400), (2, 14157200), (4, 7078600), (5, 5662880), (8, 3539300), (10, 2831440), (16, 1769650), (20, 1415720), (25, 1132576), (32, 884825), (40, 707860), (50, 566288), (80, 353930), (100, 283144), (160, 176965), (200, 141572), (400, 70786), (800, 35393)]