80577399

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 138378240

約数和(自身を除く): 57800841

約数列:

[1, 3, 7, 17, 21, 29, 43, 51, 87, 119, 129, 181, 203, 301, 357, 493, 543, 609, 731, 903, 1247, 1267, 1479, 2193, 3077, 3451, 3741, 3801, 5117, 5249, 7783, 8729, 9231, 10353, 15351, 15747, 21199, 21539, 23349, 26187, 36743, 54481, 63597, 64617, 89233, 110229, 132311, 148393, 163443, 225707, 267699, 396933, 445179, 624631, 677121, 926177, 1579949, 1873893, 2778531, 3837019, 4739847, 11511057, 26859133, 80577399]

約数ペア:

[(1, 80577399), (3, 26859133), (7, 11511057), (17, 4739847), (21, 3837019), (29, 2778531), (43, 1873893), (51, 1579949), (87, 926177), (119, 677121), (129, 624631), (181, 445179), (203, 396933), (301, 267699), (357, 225707), (493, 163443), (543, 148393), (609, 132311), (731, 110229), (903, 89233), (1247, 64617), (1267, 63597), (1479, 54481), (2193, 36743), (3077, 26187), (3451, 23349), (3741, 21539), (3801, 21199), (5117, 15747), (5249, 15351), (7783, 10353), (8729, 9231)]