86286590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{17939}}^1$

素因数の和:17996

約数の個数: 32

約数和(自身を含む): 171793440

約数和(自身を除く): 85506850

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 17939, 35878, 89695, 179390, 233207, 466414, 663743, 1166035, 1327486, 2332070, 3318715, 6637430, 8628659, 17257318, 43143295, 86286590]

約数ペア:

[(1, 86286590), (2, 43143295), (5, 17257318), (10, 8628659), (13, 6637430), (26, 3318715), (37, 2332070), (65, 1327486), (74, 1166035), (130, 663743), (185, 466414), (370, 233207), (481, 179390), (962, 89695), (2405, 35878), (4810, 17939)]