80719485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4111}}^1$

素因数の和:4154

約数の個数: 64

約数和(自身を含む): 170532864

約数和(自身を除く): 89813379

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 33, 35, 51, 55, 77, 85, 105, 119, 165, 187, 231, 255, 357, 385, 561, 595, 935, 1155, 1309, 1785, 2805, 3927, 4111, 6545, 12333, 19635, 20555, 28777, 45221, 61665, 69887, 86331, 135663, 143885, 209661, 226105, 316547, 349435, 431655, 489209, 678315, 768757, 949641, 1048305, 1467627, 1582735, 2306271, 2446045, 3843785, 4748205, 5381299, 7338135, 11531355, 16143897, 26906495, 80719485]

約数ペア:

[(1, 80719485), (3, 26906495), (5, 16143897), (7, 11531355), (11, 7338135), (15, 5381299), (17, 4748205), (21, 3843785), (33, 2446045), (35, 2306271), (51, 1582735), (55, 1467627), (77, 1048305), (85, 949641), (105, 768757), (119, 678315), (165, 489209), (187, 431655), (231, 349435), (255, 316547), (357, 226105), (385, 209661), (561, 143885), (595, 135663), (935, 86331), (1155, 69887), (1309, 61665), (1785, 45221), (2805, 28777), (3927, 20555), (4111, 19635), (6545, 12333)]