276090805

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{389}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 362419200

約数和(自身を除く): 86328395

約数列:

[1, 5, 19, 31, 95, 155, 241, 389, 589, 1205, 1945, 2945, 4579, 7391, 7471, 12059, 22895, 36955, 37355, 60295, 93749, 141949, 229121, 468745, 709745, 1145605, 1781231, 2906219, 8906155, 14531095, 55218161, 276090805]

約数ペア:

[(1, 276090805), (5, 55218161), (19, 14531095), (31, 8906155), (95, 2906219), (155, 1781231), (241, 1145605), (389, 709745), (589, 468745), (1205, 229121), (1945, 141949), (2945, 93749), (4579, 60295), (7391, 37355), (7471, 36955), (12059, 22895)]