31198900

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{3089}}^1$

素因数の和:3204

約数の個数: 36

約数和(自身を含む): 68394060

約数和(自身を除く): 37195160

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 404, 505, 1010, 2020, 2525, 3089, 5050, 6178, 10100, 12356, 15445, 30890, 61780, 77225, 154450, 308900, 311989, 623978, 1247956, 1559945, 3119890, 6239780, 7799725, 15599450, 31198900]

約数ペア:

[(1, 31198900), (2, 15599450), (4, 7799725), (5, 6239780), (10, 3119890), (20, 1559945), (25, 1247956), (50, 623978), (100, 311989), (101, 308900), (202, 154450), (404, 77225), (505, 61780), (1010, 30890), (2020, 15445), (2525, 12356), (3089, 10100), (5050, 6178)]