25590290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21149}}^1$

素因数の和:21178

約数の個数: 24

約数和(自身を含む): 50633100

約数和(自身を除く): 25042810

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 21149, 42298, 105745, 211490, 232639, 465278, 1163195, 2326390, 2559029, 5118058, 12795145, 25590290]

約数ペア:

[(1, 25590290), (2, 12795145), (5, 5118058), (10, 2559029), (11, 2326390), (22, 1163195), (55, 465278), (110, 232639), (121, 211490), (242, 105745), (605, 42298), (1210, 21149)]