85981816

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{653}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 164023200

約数和(自身を除く): 78041384

約数列:

[1, 2, 4, 8, 109, 151, 218, 302, 436, 604, 653, 872, 1208, 1306, 2612, 5224, 16459, 32918, 65836, 71177, 98603, 131672, 142354, 197206, 284708, 394412, 569416, 788824, 10747727, 21495454, 42990908, 85981816]

約数ペア:

[(1, 85981816), (2, 42990908), (4, 21495454), (8, 10747727), (109, 788824), (151, 569416), (218, 394412), (302, 284708), (436, 197206), (604, 142354), (653, 131672), (872, 98603), (1208, 71177), (1306, 65836), (2612, 32918), (5224, 16459)]