13276400

素因数分解:

$2^4\times 5^2\times {\mathrm{33191}}^1$

素因数の和:33209

約数の個数: 30

約数和(自身を含む): 31897512

約数和(自身を除く): 18621112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 33191, 66382, 132764, 165955, 265528, 331910, 531056, 663820, 829775, 1327640, 1659550, 2655280, 3319100, 6638200, 13276400]

約数ペア:

[(1, 13276400), (2, 6638200), (4, 3319100), (5, 2655280), (8, 1659550), (10, 1327640), (16, 829775), (20, 663820), (25, 531056), (40, 331910), (50, 265528), (80, 165955), (100, 132764), (200, 66382), (400, 33191)]