67966780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13121}}^1$

素因数の和:13174

約数の個数: 48

約数和(自身を含む): 167541696

約数和(自身を除く): 99574916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 13121, 26242, 52484, 65605, 91847, 131210, 183694, 262420, 367388, 459235, 485477, 918470, 970954, 1836940, 1941908, 2427385, 3398339, 4854770, 6796678, 9709540, 13593356, 16991695, 33983390, 67966780]

約数ペア:

[(1, 67966780), (2, 33983390), (4, 16991695), (5, 13593356), (7, 9709540), (10, 6796678), (14, 4854770), (20, 3398339), (28, 2427385), (35, 1941908), (37, 1836940), (70, 970954), (74, 918470), (140, 485477), (148, 459235), (185, 367388), (259, 262420), (370, 183694), (518, 131210), (740, 91847), (1036, 65605), (1295, 52484), (2590, 26242), (5180, 13121)]