51395764

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 105670656

約数和(自身を除く): 54274892

約数列:

[1, 2, 4, 7, 14, 28, 71, 103, 142, 206, 251, 284, 412, 497, 502, 721, 994, 1004, 1442, 1757, 1988, 2884, 3514, 7028, 7313, 14626, 17821, 25853, 29252, 35642, 51191, 51706, 71284, 102382, 103412, 124747, 180971, 204764, 249494, 361942, 498988, 723884, 1835563, 3671126, 7342252, 12848941, 25697882, 51395764]

約数ペア:

[(1, 51395764), (2, 25697882), (4, 12848941), (7, 7342252), (14, 3671126), (28, 1835563), (71, 723884), (103, 498988), (142, 361942), (206, 249494), (251, 204764), (284, 180971), (412, 124747), (497, 103412), (502, 102382), (721, 71284), (994, 51706), (1004, 51191), (1442, 35642), (1757, 29252), (1988, 25853), (2884, 17821), (3514, 14626), (7028, 7313)]