198281920

素因数分解:

$2^6\times 5^1\times {\mathrm{601}}^1\times {\mathrm{1031}}^1$

素因数の和:1649

約数の個数: 56

約数和(自身を含む): 473403168

約数和(自身を除く): 275121248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 601, 1031, 1202, 2062, 2404, 3005, 4124, 4808, 5155, 6010, 8248, 9616, 10310, 12020, 16496, 19232, 20620, 24040, 32992, 38464, 41240, 48080, 65984, 82480, 96160, 164960, 192320, 329920, 619631, 1239262, 2478524, 3098155, 4957048, 6196310, 9914096, 12392620, 19828192, 24785240, 39656384, 49570480, 99140960, 198281920]

約数ペア:

[(1, 198281920), (2, 99140960), (4, 49570480), (5, 39656384), (8, 24785240), (10, 19828192), (16, 12392620), (20, 9914096), (32, 6196310), (40, 4957048), (64, 3098155), (80, 2478524), (160, 1239262), (320, 619631), (601, 329920), (1031, 192320), (1202, 164960), (2062, 96160), (2404, 82480), (3005, 65984), (4124, 48080), (4808, 41240), (5155, 38464), (6010, 32992), (8248, 24040), (9616, 20620), (10310, 19232), (12020, 16496)]