208055605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2741}}^1$

素因数の和:2829

約数の個数: 32

約数和(自身を含む): 284290560

約数和(自身を除く): 76234955

約数列:

[1, 5, 17, 19, 47, 85, 95, 235, 323, 799, 893, 1615, 2741, 3995, 4465, 13705, 15181, 46597, 52079, 75905, 128827, 232985, 260395, 644135, 885343, 2190059, 2447713, 4426715, 10950295, 12238565, 41611121, 208055605]

約数ペア:

[(1, 208055605), (5, 41611121), (17, 12238565), (19, 10950295), (47, 4426715), (85, 2447713), (95, 2190059), (235, 885343), (323, 644135), (799, 260395), (893, 232985), (1615, 128827), (2741, 75905), (3995, 52079), (4465, 46597), (13705, 15181)]