68913845

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 113702400

約数和(自身を除く): 44788555

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 245, 281, 343, 385, 455, 539, 637, 715, 1001, 1405, 1715, 1967, 2695, 3091, 3185, 3653, 3773, 4459, 5005, 7007, 9835, 13769, 15455, 18265, 18865, 21637, 22295, 25571, 35035, 40183, 49049, 68845, 96383, 108185, 127855, 151459, 178997, 200915, 245245, 281281, 481915, 757295, 894985, 1060213, 1252979, 1406405, 1968967, 5301065, 6264895, 9844835, 13782769, 68913845]

約数ペア:

[(1, 68913845), (5, 13782769), (7, 9844835), (11, 6264895), (13, 5301065), (35, 1968967), (49, 1406405), (55, 1252979), (65, 1060213), (77, 894985), (91, 757295), (143, 481915), (245, 281281), (281, 245245), (343, 200915), (385, 178997), (455, 151459), (539, 127855), (637, 108185), (715, 96383), (1001, 68845), (1405, 49049), (1715, 40183), (1967, 35035), (2695, 25571), (3091, 22295), (3185, 21637), (3653, 18865), (3773, 18265), (4459, 15455), (5005, 13769), (7007, 9835)]