80188850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1163}}^1$

素因数の和:1379

約数の個数: 48

約数和(自身を含む): 171471168

約数和(自身を除く): 91282318

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 197, 350, 394, 985, 1163, 1379, 1970, 2326, 2758, 4925, 5815, 6895, 8141, 9850, 11630, 13790, 16282, 29075, 34475, 40705, 58150, 68950, 81410, 203525, 229111, 407050, 458222, 1145555, 1603777, 2291110, 3207554, 5727775, 8018885, 11455550, 16037770, 40094425, 80188850]

約数ペア:

[(1, 80188850), (2, 40094425), (5, 16037770), (7, 11455550), (10, 8018885), (14, 5727775), (25, 3207554), (35, 2291110), (50, 1603777), (70, 1145555), (175, 458222), (197, 407050), (350, 229111), (394, 203525), (985, 81410), (1163, 68950), (1379, 58150), (1970, 40705), (2326, 34475), (2758, 29075), (4925, 16282), (5815, 13790), (6895, 11630), (8141, 9850)]