25652770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17939}}^1$

素因数の和:17970

約数の個数: 32

約数和(自身を含む): 54250560

約数和(自身を除く): 28597790

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 17939, 35878, 89695, 179390, 197329, 233207, 394658, 466414, 986645, 1166035, 1973290, 2332070, 2565277, 5130554, 12826385, 25652770]

約数ペア:

[(1, 25652770), (2, 12826385), (5, 5130554), (10, 2565277), (11, 2332070), (13, 1973290), (22, 1166035), (26, 986645), (55, 466414), (65, 394658), (110, 233207), (130, 197329), (143, 179390), (286, 89695), (715, 35878), (1430, 17939)]