87293990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{178151}}^1$

素因数の和:178172

約数の個数: 24

約数和(自身を含む): 182783952

約数和(自身を除く): 95489962

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 178151, 356302, 890755, 1247057, 1781510, 2494114, 6235285, 8729399, 12470570, 17458798, 43646995, 87293990]

約数ペア:

[(1, 87293990), (2, 43646995), (5, 17458798), (7, 12470570), (10, 8729399), (14, 6235285), (35, 2494114), (49, 1781510), (70, 1247057), (98, 890755), (245, 356302), (490, 178151)]