80207379

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1811}}^1$

素因数の和:1880

約数の個数: 48

約数和(自身を含む): 143220480

約数和(自身を除く): 63013101

約数列:

[1, 3, 7, 9, 19, 21, 37, 57, 63, 111, 133, 171, 259, 333, 399, 703, 777, 1197, 1811, 2109, 2331, 4921, 5433, 6327, 12677, 14763, 16299, 34409, 38031, 44289, 67007, 103227, 114093, 201021, 240863, 309681, 469049, 603063, 722589, 1273133, 1407147, 2167767, 3819399, 4221441, 8911931, 11458197, 26735793, 80207379]

約数ペア:

[(1, 80207379), (3, 26735793), (7, 11458197), (9, 8911931), (19, 4221441), (21, 3819399), (37, 2167767), (57, 1407147), (63, 1273133), (111, 722589), (133, 603063), (171, 469049), (259, 309681), (333, 240863), (399, 201021), (703, 114093), (777, 103227), (1197, 67007), (1811, 44289), (2109, 38031), (2331, 34409), (4921, 16299), (5433, 14763), (6327, 12677)]