68282925

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{683}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 119420928

約数和(自身を除く): 51138003

約数列:

[1, 3, 5, 15, 25, 31, 43, 75, 93, 129, 155, 215, 465, 645, 683, 775, 1075, 1333, 2049, 2325, 3225, 3415, 3999, 6665, 10245, 17075, 19995, 21173, 29369, 33325, 51225, 63519, 88107, 99975, 105865, 146845, 317595, 440535, 529325, 734225, 910439, 1587975, 2202675, 2731317, 4552195, 13656585, 22760975, 68282925]

約数ペア:

[(1, 68282925), (3, 22760975), (5, 13656585), (15, 4552195), (25, 2731317), (31, 2202675), (43, 1587975), (75, 910439), (93, 734225), (129, 529325), (155, 440535), (215, 317595), (465, 146845), (645, 105865), (683, 99975), (775, 88107), (1075, 63519), (1333, 51225), (2049, 33325), (2325, 29369), (3225, 21173), (3415, 19995), (3999, 17075), (6665, 10245)]