28365200

素因数分解:

$2^4\times 5^2\times {\mathrm{70913}}^1$

素因数の和:70931

約数の個数: 30

約数和(自身を含む): 68148354

約数和(自身を除く): 39783154

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 70913, 141826, 283652, 354565, 567304, 709130, 1134608, 1418260, 1772825, 2836520, 3545650, 5673040, 7091300, 14182600, 28365200]

約数ペア:

[(1, 28365200), (2, 14182600), (4, 7091300), (5, 5673040), (8, 3545650), (10, 2836520), (16, 1772825), (20, 1418260), (25, 1134608), (40, 709130), (50, 567304), (80, 354565), (100, 283652), (200, 141826), (400, 70913)]