28582900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{5393}}^1$

素因数の和:5460

約数の個数: 36

約数和(自身を含む): 63206892

約数和(自身を除く): 34623992

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 5393, 10786, 21572, 26965, 53930, 107860, 134825, 269650, 285829, 539300, 571658, 1143316, 1429145, 2858290, 5716580, 7145725, 14291450, 28582900]

約数ペア:

[(1, 28582900), (2, 14291450), (4, 7145725), (5, 5716580), (10, 2858290), (20, 1429145), (25, 1143316), (50, 571658), (53, 539300), (100, 285829), (106, 269650), (212, 134825), (265, 107860), (530, 53930), (1060, 26965), (1325, 21572), (2650, 10786), (5300, 5393)]