208375100

素因数分解:

$2^2\times 5^2\times {\mathrm{709}}^1\times {\mathrm{2939}}^1$

素因数の和:3662

約数の個数: 36

約数和(自身を含む): 452965800

約数和(自身を除く): 244590700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 709, 1418, 2836, 2939, 3545, 5878, 7090, 11756, 14180, 14695, 17725, 29390, 35450, 58780, 70900, 73475, 146950, 293900, 2083751, 4167502, 8335004, 10418755, 20837510, 41675020, 52093775, 104187550, 208375100]

約数ペア:

[(1, 208375100), (2, 104187550), (4, 52093775), (5, 41675020), (10, 20837510), (20, 10418755), (25, 8335004), (50, 4167502), (100, 2083751), (709, 293900), (1418, 146950), (2836, 73475), (2939, 70900), (3545, 58780), (5878, 35450), (7090, 29390), (11756, 17725), (14180, 14695)]