168991550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2857}}^1$

素因数の和:2902

約数の個数: 72

約数和(自身を含む): 389122416

約数和(自身を除く): 220130866

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 169, 175, 182, 325, 338, 350, 455, 650, 845, 910, 1183, 1690, 2275, 2366, 2857, 4225, 4550, 5714, 5915, 8450, 11830, 14285, 19999, 28570, 29575, 37141, 39998, 59150, 71425, 74282, 99995, 142850, 185705, 199990, 259987, 371410, 482833, 499975, 519974, 928525, 965666, 999950, 1299935, 1857050, 2414165, 2599870, 3379831, 4828330, 6499675, 6759662, 12070825, 12999350, 16899155, 24141650, 33798310, 84495775, 168991550]

約数ペア:

[(1, 168991550), (2, 84495775), (5, 33798310), (7, 24141650), (10, 16899155), (13, 12999350), (14, 12070825), (25, 6759662), (26, 6499675), (35, 4828330), (50, 3379831), (65, 2599870), (70, 2414165), (91, 1857050), (130, 1299935), (169, 999950), (175, 965666), (182, 928525), (325, 519974), (338, 499975), (350, 482833), (455, 371410), (650, 259987), (845, 199990), (910, 185705), (1183, 142850), (1690, 99995), (2275, 74282), (2366, 71425), (2857, 59150), (4225, 39998), (4550, 37141), (5714, 29575), (5915, 28570), (8450, 19999), (11830, 14285)]