20199142705

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{673}}^1\times {\mathrm{691}}^1$

素因数の和:1466

約数の個数: 64

約数和(自身を含む): 29820261888

約数和(自身を除く): 9621119183

約数列:

[1, 5, 7, 17, 35, 73, 85, 119, 365, 511, 595, 673, 691, 1241, 2555, 3365, 3455, 4711, 4837, 6205, 8687, 11441, 11747, 23555, 24185, 43435, 49129, 50443, 57205, 58735, 80087, 82229, 245645, 252215, 343903, 353101, 400435, 411145, 465043, 835193, 857531, 1719515, 1765505, 2325215, 3255301, 4175965, 4287655, 5846351, 6002717, 7905731, 16276505, 29231755, 30013585, 33948139, 39528655, 55340117, 169740695, 237636973, 276700585, 577118363, 1188184865, 2885591815, 4039828541, 20199142705]

約数ペア:

[(1, 20199142705), (5, 4039828541), (7, 2885591815), (17, 1188184865), (35, 577118363), (73, 276700585), (85, 237636973), (119, 169740695), (365, 55340117), (511, 39528655), (595, 33948139), (673, 30013585), (691, 29231755), (1241, 16276505), (2555, 7905731), (3365, 6002717), (3455, 5846351), (4711, 4287655), (4837, 4175965), (6205, 3255301), (8687, 2325215), (11441, 1765505), (11747, 1719515), (23555, 857531), (24185, 835193), (43435, 465043), (49129, 411145), (50443, 400435), (57205, 353101), (58735, 343903), (80087, 252215), (82229, 245645)]