84743890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{701}}^1$

素因数の和:883

約数の個数: 64

約数和(自身を含む): 191662848

約数和(自身を除く): 106918958

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 157, 314, 385, 701, 770, 785, 1099, 1402, 1570, 1727, 2198, 3454, 3505, 4907, 5495, 7010, 7711, 8635, 9814, 10990, 12089, 15422, 17270, 24178, 24535, 38555, 49070, 53977, 60445, 77110, 107954, 110057, 120890, 220114, 269885, 539770, 550285, 770399, 1100570, 1210627, 1540798, 2421254, 3851995, 6053135, 7703990, 8474389, 12106270, 16948778, 42371945, 84743890]

約数ペア:

[(1, 84743890), (2, 42371945), (5, 16948778), (7, 12106270), (10, 8474389), (11, 7703990), (14, 6053135), (22, 3851995), (35, 2421254), (55, 1540798), (70, 1210627), (77, 1100570), (110, 770399), (154, 550285), (157, 539770), (314, 269885), (385, 220114), (701, 120890), (770, 110057), (785, 107954), (1099, 77110), (1402, 60445), (1570, 53977), (1727, 49070), (2198, 38555), (3454, 24535), (3505, 24178), (4907, 17270), (5495, 15422), (7010, 12089), (7711, 10990), (8635, 9814)]