80705744

素因数分解:

$2^4\times 7^2\times {\mathrm{311}}^1\times {\mathrm{331}}^1$

素因数の和:664

約数の個数: 60

約数和(自身を含む): 183032928

約数和(自身を除く): 102327184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 311, 331, 392, 622, 662, 784, 1244, 1324, 2177, 2317, 2488, 2648, 4354, 4634, 4976, 5296, 8708, 9268, 15239, 16219, 17416, 18536, 30478, 32438, 34832, 37072, 60956, 64876, 102941, 121912, 129752, 205882, 243824, 259504, 411764, 720587, 823528, 1441174, 1647056, 2882348, 5044109, 5764696, 10088218, 11529392, 20176436, 40352872, 80705744]

約数ペア:

[(1, 80705744), (2, 40352872), (4, 20176436), (7, 11529392), (8, 10088218), (14, 5764696), (16, 5044109), (28, 2882348), (49, 1647056), (56, 1441174), (98, 823528), (112, 720587), (196, 411764), (311, 259504), (331, 243824), (392, 205882), (622, 129752), (662, 121912), (784, 102941), (1244, 64876), (1324, 60956), (2177, 37072), (2317, 34832), (2488, 32438), (2648, 30478), (4354, 18536), (4634, 17416), (4976, 16219), (5296, 15239), (8708, 9268)]