180790775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{1307}}^1$

素因数の和:1831

約数の個数: 24

約数和(自身を含む): 245234304

約数和(自身を除く): 64443529

約数列:

[1, 5, 11, 25, 55, 275, 503, 1307, 2515, 5533, 6535, 12575, 14377, 27665, 32675, 71885, 138325, 359425, 657421, 3287105, 7231631, 16435525, 36158155, 180790775]

約数ペア:

[(1, 180790775), (5, 36158155), (11, 16435525), (25, 7231631), (55, 3287105), (275, 657421), (503, 359425), (1307, 138325), (2515, 71885), (5533, 32675), (6535, 27665), (12575, 14377)]