54958045180

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1\times {\mathrm{30841}}^1$

素因数の和:31630

約数の個数: 48

約数和(自身を含む): 116427316320

約数和(自身を除く): 61469271140

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 641, 695, 1282, 1390, 2564, 2780, 3205, 6410, 12820, 30841, 61682, 89099, 123364, 154205, 178198, 308410, 356396, 445495, 616820, 890990, 1781980, 4286899, 8573798, 17147596, 19769081, 21434495, 39538162, 42868990, 79076324, 85737980, 98845405, 197690810, 395381620, 2747902259, 5495804518, 10991609036, 13739511295, 27479022590, 54958045180]

約数ペア:

[(1, 54958045180), (2, 27479022590), (4, 13739511295), (5, 10991609036), (10, 5495804518), (20, 2747902259), (139, 395381620), (278, 197690810), (556, 98845405), (641, 85737980), (695, 79076324), (1282, 42868990), (1390, 39538162), (2564, 21434495), (2780, 19769081), (3205, 17147596), (6410, 8573798), (12820, 4286899), (30841, 1781980), (61682, 890990), (89099, 616820), (123364, 445495), (154205, 356396), (178198, 308410)]