90107704

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1607}}^1$

素因数の和:1819

約数の個数: 32

約数和(自身を含む): 174049920

約数和(自身を除く): 83942216

約数列:

[1, 2, 4, 8, 43, 86, 163, 172, 326, 344, 652, 1304, 1607, 3214, 6428, 7009, 12856, 14018, 28036, 56072, 69101, 138202, 261941, 276404, 523882, 552808, 1047764, 2095528, 11263463, 22526926, 45053852, 90107704]

約数ペア:

[(1, 90107704), (2, 45053852), (4, 22526926), (8, 11263463), (43, 2095528), (86, 1047764), (163, 552808), (172, 523882), (326, 276404), (344, 261941), (652, 138202), (1304, 69101), (1607, 56072), (3214, 28036), (6428, 14018), (7009, 12856)]