200409080

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{36571}}^1$

素因数の和:36719

約数の個数: 32

約数和(自身を含む): 454224240

約数和(自身を除く): 253815160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 36571, 73142, 146284, 182855, 292568, 365710, 731420, 1462840, 5010227, 10020454, 20040908, 25051135, 40081816, 50102270, 100204540, 200409080]

約数ペア:

[(1, 200409080), (2, 100204540), (4, 50102270), (5, 40081816), (8, 25051135), (10, 20040908), (20, 10020454), (40, 5010227), (137, 1462840), (274, 731420), (548, 365710), (685, 292568), (1096, 182855), (1370, 146284), (2740, 73142), (5480, 36571)]