131351800

素因数分解:

$2^3\times 5^2\times {\mathrm{619}}^1\times {\mathrm{1061}}^1$

素因数の和:1696

約数の個数: 48

約数和(自身を含む): 306174600

約数和(自身を除く): 174822800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 619, 1061, 1238, 2122, 2476, 3095, 4244, 4952, 5305, 6190, 8488, 10610, 12380, 15475, 21220, 24760, 26525, 30950, 42440, 53050, 61900, 106100, 123800, 212200, 656759, 1313518, 2627036, 3283795, 5254072, 6567590, 13135180, 16418975, 26270360, 32837950, 65675900, 131351800]

約数ペア:

[(1, 131351800), (2, 65675900), (4, 32837950), (5, 26270360), (8, 16418975), (10, 13135180), (20, 6567590), (25, 5254072), (40, 3283795), (50, 2627036), (100, 1313518), (200, 656759), (619, 212200), (1061, 123800), (1238, 106100), (2122, 61900), (2476, 53050), (3095, 42440), (4244, 30950), (4952, 26525), (5305, 24760), (6190, 21220), (8488, 15475), (10610, 12380)]