162007720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{82657}}^1$

素因数の和:82682

約数の個数: 48

約数和(自身を含む): 424035540

約数和(自身を除く): 262027820

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, 82657, 165314, 330628, 413285, 578599, 661256, 826570, 1157198, 1653140, 2314396, 2892995, 3306280, 4050193, 4628792, 5785990, 8100386, 11571980, 16200772, 20250965, 23143960, 32401544, 40501930, 81003860, 162007720]

約数ペア:

[(1, 162007720), (2, 81003860), (4, 40501930), (5, 32401544), (7, 23143960), (8, 20250965), (10, 16200772), (14, 11571980), (20, 8100386), (28, 5785990), (35, 4628792), (40, 4050193), (49, 3306280), (56, 2892995), (70, 2314396), (98, 1653140), (140, 1157198), (196, 826570), (245, 661256), (280, 578599), (392, 413285), (490, 330628), (980, 165314), (1960, 82657)]