89473960

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{13723}}^1$

素因数の和:13897

約数の個数: 32

約数和(自身を含む): 202566240

約数和(自身を除く): 113092280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 13723, 27446, 54892, 68615, 109784, 137230, 274460, 548920, 2236849, 4473698, 8947396, 11184245, 17894792, 22368490, 44736980, 89473960]

約数ペア:

[(1, 89473960), (2, 44736980), (4, 22368490), (5, 17894792), (8, 11184245), (10, 8947396), (20, 4473698), (40, 2236849), (163, 548920), (326, 274460), (652, 137230), (815, 109784), (1304, 68615), (1630, 54892), (3260, 27446), (6520, 13723)]