201972925

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{439}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 314265600

約数和(自身を除く): 112292675

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 239, 275, 385, 439, 1195, 1673, 1925, 2195, 2629, 3073, 4829, 5975, 8365, 10975, 13145, 15365, 18403, 24145, 33803, 41825, 65725, 76825, 92015, 104921, 120725, 169015, 460075, 524605, 734447, 845075, 1154131, 2623025, 3672235, 5770655, 8078917, 18361175, 28853275, 40394585, 201972925]

約数ペア:

[(1, 201972925), (5, 40394585), (7, 28853275), (11, 18361175), (25, 8078917), (35, 5770655), (55, 3672235), (77, 2623025), (175, 1154131), (239, 845075), (275, 734447), (385, 524605), (439, 460075), (1195, 169015), (1673, 120725), (1925, 104921), (2195, 92015), (2629, 76825), (3073, 65725), (4829, 41825), (5975, 33803), (8365, 24145), (10975, 18403), (13145, 15365)]