57221900

素因数分解:

$2^2\times 5^2\times {\mathrm{389}}^1\times {\mathrm{1471}}^1$

素因数の和:1874

約数の個数: 36

約数和(自身を含む): 124575360

約数和(自身を除く): 67353460

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 389, 778, 1471, 1556, 1945, 2942, 3890, 5884, 7355, 7780, 9725, 14710, 19450, 29420, 36775, 38900, 73550, 147100, 572219, 1144438, 2288876, 2861095, 5722190, 11444380, 14305475, 28610950, 57221900]

約数ペア:

[(1, 57221900), (2, 28610950), (4, 14305475), (5, 11444380), (10, 5722190), (20, 2861095), (25, 2288876), (50, 1144438), (100, 572219), (389, 147100), (778, 73550), (1471, 38900), (1556, 36775), (1945, 29420), (2942, 19450), (3890, 14710), (5884, 9725), (7355, 7780)]