31503080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{16073}}^1$

素因数の和:16098

約数の個数: 48

約数和(自身を含む): 82459620

約数和(自身を除く): 50956540

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 16073, 32146, 64292, 80365, 112511, 128584, 160730, 225022, 321460, 450044, 562555, 642920, 787577, 900088, 1125110, 1575154, 2250220, 3150308, 3937885, 4500440, 6300616, 7875770, 15751540, 31503080]

約数ペア:

[(1, 31503080), (2, 15751540), (4, 7875770), (5, 6300616), (7, 4500440), (8, 3937885), (10, 3150308), (14, 2250220), (20, 1575154), (28, 1125110), (35, 900088), (40, 787577), (49, 642920), (56, 562555), (70, 450044), (98, 321460), (140, 225022), (196, 160730), (245, 128584), (280, 112511), (392, 80365), (490, 64292), (980, 32146), (1960, 16073)]