209520050

素因数分解:

$2^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{27751}}^1$

素因数の和:27914

約数の個数: 24

約数和(自身を含む): 392302272

約数和(自身を除く): 182782222

約数列:

[1, 2, 5, 10, 25, 50, 151, 302, 755, 1510, 3775, 7550, 27751, 55502, 138755, 277510, 693775, 1387550, 4190401, 8380802, 20952005, 41904010, 104760025, 209520050]

約数ペア:

[(1, 209520050), (2, 104760025), (5, 41904010), (10, 20952005), (25, 8380802), (50, 4190401), (151, 1387550), (302, 693775), (755, 277510), (1510, 138755), (3775, 55502), (7550, 27751)]