208065260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{2267}}^1$

素因数の和:2642

約数の個数: 48

約数和(自身を含む): 472088736

約数和(自身を除く): 264023476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 353, 706, 1412, 1765, 2267, 3530, 4534, 4589, 7060, 9068, 9178, 11335, 18356, 22670, 22945, 29471, 45340, 45890, 58942, 91780, 117884, 147355, 294710, 589420, 800251, 1600502, 3201004, 4001255, 8002510, 10403263, 16005020, 20806526, 41613052, 52016315, 104032630, 208065260]

約数ペア:

[(1, 208065260), (2, 104032630), (4, 52016315), (5, 41613052), (10, 20806526), (13, 16005020), (20, 10403263), (26, 8002510), (52, 4001255), (65, 3201004), (130, 1600502), (260, 800251), (353, 589420), (706, 294710), (1412, 147355), (1765, 117884), (2267, 91780), (3530, 58942), (4534, 45890), (4589, 45340), (7060, 29471), (9068, 22945), (9178, 22670), (11335, 18356)]