25425730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21013}}^1$

素因数の和:21042

約数の個数: 24

約数和(自身を含む): 50307516

約数和(自身を除く): 24881786

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 21013, 42026, 105065, 210130, 231143, 462286, 1155715, 2311430, 2542573, 5085146, 12712865, 25425730]

約数ペア:

[(1, 25425730), (2, 12712865), (5, 5085146), (10, 2542573), (11, 2311430), (22, 1155715), (55, 462286), (110, 231143), (121, 210130), (242, 105065), (605, 42026), (1210, 21013)]