51587560

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{4759}}^1$

素因数の和:5041

約数の個数: 32

約数和(自身を含む): 116524800

約数和(自身を除く): 64937240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 4759, 5420, 9518, 10840, 19036, 23795, 38072, 47590, 95180, 190360, 1289689, 2579378, 5158756, 6448445, 10317512, 12896890, 25793780, 51587560]

約数ペア:

[(1, 51587560), (2, 25793780), (4, 12896890), (5, 10317512), (8, 6448445), (10, 5158756), (20, 2579378), (40, 1289689), (271, 190360), (542, 95180), (1084, 47590), (1355, 38072), (2168, 23795), (2710, 19036), (4759, 10840), (5420, 9518)]