81202310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{165719}}^1$

素因数の和:165740

約数の個数: 24

約数和(自身を含む): 170028720

約数和(自身を除く): 88826410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 165719, 331438, 828595, 1160033, 1657190, 2320066, 5800165, 8120231, 11600330, 16240462, 40601155, 81202310]

約数ペア:

[(1, 81202310), (2, 40601155), (5, 16240462), (7, 11600330), (10, 8120231), (14, 5800165), (35, 2320066), (49, 1657190), (70, 1160033), (98, 828595), (245, 331438), (490, 165719)]