51874120

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4931}}^1$

素因数の和:5205

約数の個数: 32

約数和(自身を含む): 117184320

約数和(自身を除く): 65310200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 4931, 5260, 9862, 10520, 19724, 24655, 39448, 49310, 98620, 197240, 1296853, 2593706, 5187412, 6484265, 10374824, 12968530, 25937060, 51874120]

約数ペア:

[(1, 51874120), (2, 25937060), (4, 12968530), (5, 10374824), (8, 6484265), (10, 5187412), (20, 2593706), (40, 1296853), (263, 197240), (526, 98620), (1052, 49310), (1315, 39448), (2104, 24655), (2630, 19724), (4931, 10520), (5260, 9862)]