20085650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{2377}}^1$

素因数の和:2415

約数の個数: 36

約数和(自身を含む): 40471182

約数和(自身を除く): 20385532

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 2377, 4225, 4754, 8450, 11885, 23770, 30901, 59425, 61802, 118850, 154505, 309010, 401713, 772525, 803426, 1545050, 2008565, 4017130, 10042825, 20085650]

約数ペア:

[(1, 20085650), (2, 10042825), (5, 4017130), (10, 2008565), (13, 1545050), (25, 803426), (26, 772525), (50, 401713), (65, 309010), (130, 154505), (169, 118850), (325, 61802), (338, 59425), (650, 30901), (845, 23770), (1690, 11885), (2377, 8450), (4225, 4754)]