65969890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{25471}}^1$

素因数の和:25522

約数の個数: 32

約数和(自身を含む): 139382784

約数和(自身を除く): 73412894

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 25471, 50942, 127355, 178297, 254710, 356594, 891485, 942427, 1782970, 1884854, 4712135, 6596989, 9424270, 13193978, 32984945, 65969890]

約数ペア:

[(1, 65969890), (2, 32984945), (5, 13193978), (7, 9424270), (10, 6596989), (14, 4712135), (35, 1884854), (37, 1782970), (70, 942427), (74, 891485), (185, 356594), (259, 254710), (370, 178297), (518, 127355), (1295, 50942), (2590, 25471)]