205432810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{64399}}^1$

素因数の和:64446

約数の個数: 32

約数和(自身を含む): 417312000

約数和(自身を除く): 211879190

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 64399, 128798, 321995, 643990, 708389, 1416778, 1867571, 3541945, 3735142, 7083890, 9337855, 18675710, 20543281, 41086562, 102716405, 205432810]

約数ペア:

[(1, 205432810), (2, 102716405), (5, 41086562), (10, 20543281), (11, 18675710), (22, 9337855), (29, 7083890), (55, 3735142), (58, 3541945), (110, 1867571), (145, 1416778), (290, 708389), (319, 643990), (638, 321995), (1595, 128798), (3190, 64399)]