67999840

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2707}}^1$

素因数の和:2879

約数の個数: 48

約数和(自身を含む): 161732592

約数和(自身を除く): 93732752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 2707, 3140, 5024, 5414, 6280, 10828, 12560, 13535, 21656, 25120, 27070, 43312, 54140, 86624, 108280, 216560, 424999, 433120, 849998, 1699996, 2124995, 3399992, 4249990, 6799984, 8499980, 13599968, 16999960, 33999920, 67999840]

約数ペア:

[(1, 67999840), (2, 33999920), (4, 16999960), (5, 13599968), (8, 8499980), (10, 6799984), (16, 4249990), (20, 3399992), (32, 2124995), (40, 1699996), (80, 849998), (157, 433120), (160, 424999), (314, 216560), (628, 108280), (785, 86624), (1256, 54140), (1570, 43312), (2512, 27070), (2707, 25120), (3140, 21656), (5024, 13535), (5414, 12560), (6280, 10828)]