68718475

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 102850560

約数和(自身を除く): 34132085

約数列:

[1, 5, 7, 25, 31, 35, 53, 155, 175, 217, 239, 265, 371, 775, 1085, 1195, 1325, 1643, 1673, 1855, 5425, 5975, 7409, 8215, 8365, 9275, 11501, 12667, 37045, 41075, 41825, 51863, 57505, 63335, 88669, 185225, 259315, 287525, 316675, 392677, 443345, 1296575, 1963385, 2216725, 2748739, 9816925, 13743695, 68718475]

約数ペア:

[(1, 68718475), (5, 13743695), (7, 9816925), (25, 2748739), (31, 2216725), (35, 1963385), (53, 1296575), (155, 443345), (175, 392677), (217, 316675), (239, 287525), (265, 259315), (371, 185225), (775, 88669), (1085, 63335), (1195, 57505), (1325, 51863), (1643, 41825), (1673, 41075), (1855, 37045), (5425, 12667), (5975, 11501), (7409, 9275), (8215, 8365)]