202854100

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{28571}}^1$

素因数の和:28656

約数の個数: 36

約数和(自身を含む): 446408928

約数和(自身を除く): 243554828

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 28571, 57142, 114284, 142855, 285710, 571420, 714275, 1428550, 2028541, 2857100, 4057082, 8114164, 10142705, 20285410, 40570820, 50713525, 101427050, 202854100]

約数ペア:

[(1, 202854100), (2, 101427050), (4, 50713525), (5, 40570820), (10, 20285410), (20, 10142705), (25, 8114164), (50, 4057082), (71, 2857100), (100, 2028541), (142, 1428550), (284, 714275), (355, 571420), (710, 285710), (1420, 142855), (1775, 114284), (3550, 57142), (7100, 28571)]