81688090825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{709}}^1\times {\mathrm{1753}}^1$

素因数の和:2722

約数の個数: 48

約数和(自身を含む): 111183955200

約数和(自身を除く): 29495864375

約数列:

[1, 5, 11, 25, 55, 239, 275, 709, 1195, 1753, 2629, 3545, 5975, 7799, 8765, 13145, 17725, 19283, 38995, 43825, 65725, 96415, 169451, 194975, 418967, 482075, 847255, 1242877, 1863961, 2094835, 4236275, 4608637, 6214385, 9319805, 10474175, 13671647, 23043185, 31071925, 46599025, 68358235, 115215925, 297047603, 341791175, 1485238015, 3267523633, 7426190075, 16337618165, 81688090825]

約数ペア:

[(1, 81688090825), (5, 16337618165), (11, 7426190075), (25, 3267523633), (55, 1485238015), (239, 341791175), (275, 297047603), (709, 115215925), (1195, 68358235), (1753, 46599025), (2629, 31071925), (3545, 23043185), (5975, 13671647), (7799, 10474175), (8765, 9319805), (13145, 6214385), (17725, 4608637), (19283, 4236275), (38995, 2094835), (43825, 1863961), (65725, 1242877), (96415, 847255), (169451, 482075), (194975, 418967)]