1285353790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{27043}}^1$

素因数の和:27161

約数の個数: 48

約数和(自身を含む): 2719220112

約数和(自身を除く): 1433866322

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 97, 98, 194, 245, 485, 490, 679, 970, 1358, 3395, 4753, 6790, 9506, 23765, 27043, 47530, 54086, 135215, 189301, 270430, 378602, 946505, 1325107, 1893010, 2623171, 2650214, 5246342, 6625535, 13115855, 13251070, 18362197, 26231710, 36724394, 91810985, 128535379, 183621970, 257070758, 642676895, 1285353790]

約数ペア:

[(1, 1285353790), (2, 642676895), (5, 257070758), (7, 183621970), (10, 128535379), (14, 91810985), (35, 36724394), (49, 26231710), (70, 18362197), (97, 13251070), (98, 13115855), (194, 6625535), (245, 5246342), (485, 2650214), (490, 2623171), (679, 1893010), (970, 1325107), (1358, 946505), (3395, 378602), (4753, 270430), (6790, 189301), (9506, 135215), (23765, 54086), (27043, 47530)]