25998910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{547}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 55100304

約数和(自身を除く): 29101394

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 97, 98, 194, 245, 485, 490, 547, 679, 970, 1094, 1358, 2735, 3395, 3829, 4753, 5470, 6790, 7658, 9506, 19145, 23765, 26803, 38290, 47530, 53059, 53606, 106118, 134015, 265295, 268030, 371413, 530590, 742826, 1857065, 2599891, 3714130, 5199782, 12999455, 25998910]

約数ペア:

[(1, 25998910), (2, 12999455), (5, 5199782), (7, 3714130), (10, 2599891), (14, 1857065), (35, 742826), (49, 530590), (70, 371413), (97, 268030), (98, 265295), (194, 134015), (245, 106118), (485, 53606), (490, 53059), (547, 47530), (679, 38290), (970, 26803), (1094, 23765), (1358, 19145), (2735, 9506), (3395, 7658), (3829, 6790), (4753, 5470)]