16665550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:373

約数の個数: 48

約数和(自身を含む): 34207632

約数和(自身を除く): 17542082

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 157, 193, 275, 314, 386, 550, 785, 965, 1570, 1727, 1930, 2123, 3454, 3925, 4246, 4825, 7850, 8635, 9650, 10615, 17270, 21230, 30301, 43175, 53075, 60602, 86350, 106150, 151505, 303010, 333311, 666622, 757525, 1515050, 1666555, 3333110, 8332775, 16665550]

約数ペア:

[(1, 16665550), (2, 8332775), (5, 3333110), (10, 1666555), (11, 1515050), (22, 757525), (25, 666622), (50, 333311), (55, 303010), (110, 151505), (157, 106150), (193, 86350), (275, 60602), (314, 53075), (386, 43175), (550, 30301), (785, 21230), (965, 17270), (1570, 10615), (1727, 9650), (1930, 8635), (2123, 7850), (3454, 4825), (3925, 4246)]