90640838

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3739}}^1$

素因数の和:3812

約数の個数: 32

約数和(自身を含む): 155105280

約数和(自身を除く): 64464442

約数列:

[1, 2, 17, 23, 31, 34, 46, 62, 391, 527, 713, 782, 1054, 1426, 3739, 7478, 12121, 24242, 63563, 85997, 115909, 127126, 171994, 231818, 1461949, 1970453, 2665907, 2923898, 3940906, 5331814, 45320419, 90640838]

約数ペア:

[(1, 90640838), (2, 45320419), (17, 5331814), (23, 3940906), (31, 2923898), (34, 2665907), (46, 1970453), (62, 1461949), (391, 231818), (527, 171994), (713, 127126), (782, 115909), (1054, 85997), (1426, 63563), (3739, 24242), (7478, 12121)]