68072985

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 124675200

約数和(自身を除く): 56602215

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 89, 115, 207, 267, 345, 445, 739, 801, 1035, 1335, 2047, 2217, 3695, 4005, 6141, 6651, 10235, 11085, 16997, 18423, 30705, 33255, 50991, 65771, 84985, 92115, 152973, 197313, 254955, 328855, 591939, 764865, 986565, 1512733, 2959695, 4538199, 7563665, 13614597, 22690995, 68072985]

約数ペア:

[(1, 68072985), (3, 22690995), (5, 13614597), (9, 7563665), (15, 4538199), (23, 2959695), (45, 1512733), (69, 986565), (89, 764865), (115, 591939), (207, 328855), (267, 254955), (345, 197313), (445, 152973), (739, 92115), (801, 84985), (1035, 65771), (1335, 50991), (2047, 33255), (2217, 30705), (3695, 18423), (4005, 16997), (6141, 11085), (6651, 10235)]