82698140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20369}}^1$

素因数の和:20414

約数の個数: 48

約数和(自身を含む): 205329600

約数和(自身を除く): 122631460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 20369, 40738, 81476, 101845, 142583, 203690, 285166, 407380, 570332, 590701, 712915, 1181402, 1425830, 2362804, 2851660, 2953505, 4134907, 5907010, 8269814, 11814020, 16539628, 20674535, 41349070, 82698140]

約数ペア:

[(1, 82698140), (2, 41349070), (4, 20674535), (5, 16539628), (7, 11814020), (10, 8269814), (14, 5907010), (20, 4134907), (28, 2953505), (29, 2851660), (35, 2362804), (58, 1425830), (70, 1181402), (116, 712915), (140, 590701), (145, 570332), (203, 407380), (290, 285166), (406, 203690), (580, 142583), (812, 101845), (1015, 81476), (2030, 40738), (4060, 20369)]