65173208

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 133056000

約数和(自身を除く): 67882792

約数列:

[1, 2, 4, 8, 29, 43, 47, 58, 86, 94, 116, 139, 172, 188, 232, 278, 344, 376, 556, 1112, 1247, 1363, 2021, 2494, 2726, 4031, 4042, 4988, 5452, 5977, 6533, 8062, 8084, 9976, 10904, 11954, 13066, 16124, 16168, 23908, 26132, 32248, 47816, 52264, 58609, 117218, 173333, 189457, 234436, 280919, 346666, 378914, 468872, 561838, 693332, 757828, 1123676, 1386664, 1515656, 2247352, 8146651, 16293302, 32586604, 65173208]

約数ペア:

[(1, 65173208), (2, 32586604), (4, 16293302), (8, 8146651), (29, 2247352), (43, 1515656), (47, 1386664), (58, 1123676), (86, 757828), (94, 693332), (116, 561838), (139, 468872), (172, 378914), (188, 346666), (232, 280919), (278, 234436), (344, 189457), (376, 173333), (556, 117218), (1112, 58609), (1247, 52264), (1363, 47816), (2021, 32248), (2494, 26132), (2726, 23908), (4031, 16168), (4042, 16124), (4988, 13066), (5452, 11954), (5977, 10904), (6533, 9976), (8062, 8084)]