280010300

素因数分解:

$2^2\times 5^2\times {\mathrm{2800103}}^1$

素因数の和:2800117

約数の個数: 18

約数和(自身を含む): 607622568

約数和(自身を除く): 327612268

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2800103, 5600206, 11200412, 14000515, 28001030, 56002060, 70002575, 140005150, 280010300]

約数ペア:

[(1, 280010300), (2, 140005150), (4, 70002575), (5, 56002060), (10, 28001030), (20, 14000515), (25, 11200412), (50, 5600206), (100, 2800103)]