51407272

素因数分解:

$2^3\times 7^2\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 112860000

約数和(自身を除く): 61452728

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 199, 392, 398, 659, 796, 1318, 1393, 1592, 2636, 2786, 4613, 5272, 5572, 9226, 9751, 11144, 18452, 19502, 32291, 36904, 39004, 64582, 78008, 129164, 131141, 258328, 262282, 524564, 917987, 1049128, 1835974, 3671948, 6425909, 7343896, 12851818, 25703636, 51407272]

約数ペア:

[(1, 51407272), (2, 25703636), (4, 12851818), (7, 7343896), (8, 6425909), (14, 3671948), (28, 1835974), (49, 1049128), (56, 917987), (98, 524564), (196, 262282), (199, 258328), (392, 131141), (398, 129164), (659, 78008), (796, 64582), (1318, 39004), (1393, 36904), (1592, 32291), (2636, 19502), (2786, 18452), (4613, 11144), (5272, 9751), (5572, 9226)]