8991100

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1913}}^1$

素因数の和:1974

約数の個数: 36

約数和(自身を含む): 19936224

約数和(自身を除く): 10945124

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 1913, 2350, 3826, 4700, 7652, 9565, 19130, 38260, 47825, 89911, 95650, 179822, 191300, 359644, 449555, 899110, 1798220, 2247775, 4495550, 8991100]

約数ペア:

[(1, 8991100), (2, 4495550), (4, 2247775), (5, 1798220), (10, 899110), (20, 449555), (25, 359644), (47, 191300), (50, 179822), (94, 95650), (100, 89911), (188, 47825), (235, 38260), (470, 19130), (940, 9565), (1175, 7652), (1913, 4700), (2350, 3826)]