166408025

素因数分解:

$5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 244270080

約数和(自身を除く): 77862055

約数列:

[1, 5, 7, 25, 35, 59, 71, 175, 227, 295, 355, 413, 497, 1135, 1475, 1589, 1775, 2065, 2485, 4189, 5675, 7945, 10325, 12425, 13393, 16117, 20945, 29323, 39725, 66965, 80585, 93751, 104725, 112819, 146615, 334825, 402925, 468755, 564095, 733075, 950903, 2343775, 2820475, 4754515, 6656321, 23772575, 33281605, 166408025]

約数ペア:

[(1, 166408025), (5, 33281605), (7, 23772575), (25, 6656321), (35, 4754515), (59, 2820475), (71, 2343775), (175, 950903), (227, 733075), (295, 564095), (355, 468755), (413, 402925), (497, 334825), (1135, 146615), (1475, 112819), (1589, 104725), (1775, 93751), (2065, 80585), (2485, 66965), (4189, 39725), (5675, 29323), (7945, 20945), (10325, 16117), (12425, 13393)]