77663530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{449}}^1$

素因数の和:823

約数の個数: 48

約数和(自身を含む): 163441800

約数和(自身を除く): 85778270

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 353, 449, 490, 706, 898, 1765, 2245, 2471, 3143, 3530, 4490, 4942, 6286, 12355, 15715, 17297, 22001, 24710, 31430, 34594, 44002, 86485, 110005, 158497, 172970, 220010, 316994, 792485, 1109479, 1584970, 2218958, 5547395, 7766353, 11094790, 15532706, 38831765, 77663530]

約数ペア:

[(1, 77663530), (2, 38831765), (5, 15532706), (7, 11094790), (10, 7766353), (14, 5547395), (35, 2218958), (49, 1584970), (70, 1109479), (98, 792485), (245, 316994), (353, 220010), (449, 172970), (490, 158497), (706, 110005), (898, 86485), (1765, 44002), (2245, 34594), (2471, 31430), (3143, 24710), (3530, 22001), (4490, 17297), (4942, 15715), (6286, 12355)]