90885145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{353}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 125248032

約数和(自身を除く): 34362887

約数列:

[1, 5, 13, 17, 65, 85, 221, 233, 353, 1105, 1165, 1765, 3029, 3961, 4589, 6001, 15145, 19805, 22945, 30005, 51493, 78013, 82249, 257465, 390065, 411245, 1069237, 1398233, 5346185, 6991165, 18177029, 90885145]

約数ペア:

[(1, 90885145), (5, 18177029), (13, 6991165), (17, 5346185), (65, 1398233), (85, 1069237), (221, 411245), (233, 390065), (353, 257465), (1105, 82249), (1165, 78013), (1765, 51493), (3029, 30005), (3961, 22945), (4589, 19805), (6001, 15145)]