68504975

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1873}}^1$

素因数の和:1920

約数の個数: 48

約数和(自身を含む): 111540480

約数和(自身を除く): 43035505

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 77, 95, 133, 175, 209, 275, 385, 475, 665, 1045, 1463, 1873, 1925, 3325, 5225, 7315, 9365, 13111, 20603, 35587, 36575, 46825, 65555, 103015, 144221, 177935, 249109, 327775, 391457, 515075, 721105, 889675, 1245545, 1957285, 2740199, 3605525, 6227725, 9786425, 13700995, 68504975]

約数ペア:

[(1, 68504975), (5, 13700995), (7, 9786425), (11, 6227725), (19, 3605525), (25, 2740199), (35, 1957285), (55, 1245545), (77, 889675), (95, 721105), (133, 515075), (175, 391457), (209, 327775), (275, 249109), (385, 177935), (475, 144221), (665, 103015), (1045, 65555), (1463, 46825), (1873, 36575), (1925, 35587), (3325, 20603), (5225, 13111), (7315, 9365)]