51249952

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{353}}^1$

素因数の和:725

約数の個数: 48

約数和(自身を含む): 109279800

約数和(自身を除く): 58029848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 349, 353, 416, 698, 706, 1396, 1412, 2792, 2824, 4537, 4589, 5584, 5648, 9074, 9178, 11168, 11296, 18148, 18356, 36296, 36712, 72592, 73424, 123197, 145184, 146848, 246394, 492788, 985576, 1601561, 1971152, 3203122, 3942304, 6406244, 12812488, 25624976, 51249952]

約数ペア:

[(1, 51249952), (2, 25624976), (4, 12812488), (8, 6406244), (13, 3942304), (16, 3203122), (26, 1971152), (32, 1601561), (52, 985576), (104, 492788), (208, 246394), (349, 146848), (353, 145184), (416, 123197), (698, 73424), (706, 72592), (1396, 36712), (1412, 36296), (2792, 18356), (2824, 18148), (4537, 11296), (4589, 11168), (5584, 9178), (5648, 9074)]