2015990075

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{421}}^1\times {\mathrm{1583}}^1$

素因数の和:2036

約数の個数: 36

約数和(自身を含む): 2756011104

約数和(自身を除く): 740021029

約数列:

[1, 5, 11, 25, 55, 121, 275, 421, 605, 1583, 2105, 3025, 4631, 7915, 10525, 17413, 23155, 39575, 50941, 87065, 115775, 191543, 254705, 435325, 666443, 957715, 1273525, 3332215, 4788575, 7330873, 16661075, 36654365, 80639603, 183271825, 403198015, 2015990075]

約数ペア:

[(1, 2015990075), (5, 403198015), (11, 183271825), (25, 80639603), (55, 36654365), (121, 16661075), (275, 7330873), (421, 4788575), (605, 3332215), (1583, 1273525), (2105, 957715), (3025, 666443), (4631, 435325), (7915, 254705), (10525, 191543), (17413, 115775), (23155, 87065), (39575, 50941)]