69676280

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{13297}}^1$

素因数の和:13439

約数の個数: 32

約数和(自身を含む): 157980240

約数和(自身を除く): 88303960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 13297, 26594, 53188, 66485, 106376, 132970, 265940, 531880, 1741907, 3483814, 6967628, 8709535, 13935256, 17419070, 34838140, 69676280]

約数ペア:

[(1, 69676280), (2, 34838140), (4, 17419070), (5, 13935256), (8, 8709535), (10, 6967628), (20, 3483814), (40, 1741907), (131, 531880), (262, 265940), (524, 132970), (655, 106376), (1048, 66485), (1310, 53188), (2620, 26594), (5240, 13297)]