68294168

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 137781600

約数和(自身を除く): 69487432

約数列:

[1, 2, 4, 8, 17, 34, 68, 109, 136, 218, 271, 289, 436, 542, 578, 872, 1084, 1156, 1853, 2168, 2312, 3706, 4607, 7412, 9214, 14824, 18428, 29539, 31501, 36856, 59078, 63002, 78319, 118156, 126004, 156638, 236312, 252008, 313276, 502163, 626552, 1004326, 2008652, 4017304, 8536771, 17073542, 34147084, 68294168]

約数ペア:

[(1, 68294168), (2, 34147084), (4, 17073542), (8, 8536771), (17, 4017304), (34, 2008652), (68, 1004326), (109, 626552), (136, 502163), (218, 313276), (271, 252008), (289, 236312), (436, 156638), (542, 126004), (578, 118156), (872, 78319), (1084, 63002), (1156, 59078), (1853, 36856), (2168, 31501), (2312, 29539), (3706, 18428), (4607, 14824), (7412, 9214)]