77983010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2609}}^1$

素因数の和:2691

約数の個数: 48

約数和(自身を含む): 166027320

約数和(自身を除く): 88044310

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 305, 427, 490, 610, 854, 2135, 2609, 2989, 4270, 5218, 5978, 13045, 14945, 18263, 26090, 29890, 36526, 91315, 127841, 159149, 182630, 255682, 318298, 639205, 795745, 1114043, 1278410, 1591490, 2228086, 5570215, 7798301, 11140430, 15596602, 38991505, 77983010]

約数ペア:

[(1, 77983010), (2, 38991505), (5, 15596602), (7, 11140430), (10, 7798301), (14, 5570215), (35, 2228086), (49, 1591490), (61, 1278410), (70, 1114043), (98, 795745), (122, 639205), (245, 318298), (305, 255682), (427, 182630), (490, 159149), (610, 127841), (854, 91315), (2135, 36526), (2609, 29890), (2989, 26090), (4270, 18263), (5218, 14945), (5978, 13045)]