820137545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{7079}}^1$

素因数の和:7177

約数の個数: 32

約数和(自身を含む): 1101081600

約数和(自身を除く): 280944055

約数列:

[1, 5, 17, 29, 47, 85, 145, 235, 493, 799, 1363, 2465, 3995, 6815, 7079, 23171, 35395, 115855, 120343, 205291, 332713, 601715, 1026455, 1663565, 3489947, 5656121, 9648677, 17449735, 28280605, 48243385, 164027509, 820137545]

約数ペア:

[(1, 820137545), (5, 164027509), (17, 48243385), (29, 28280605), (47, 17449735), (85, 9648677), (145, 5656121), (235, 3489947), (493, 1663565), (799, 1026455), (1363, 601715), (2465, 332713), (3995, 205291), (6815, 120343), (7079, 115855), (23171, 35395)]