68003425

素因数分解:

$5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1358

約数の個数: 36

約数和(自身を含む): 100450416

約数和(自身を除く): 32446991

約数列:

[1, 5, 7, 25, 35, 43, 49, 175, 215, 245, 301, 1075, 1225, 1291, 1505, 2107, 6455, 7525, 9037, 10535, 32275, 45185, 52675, 55513, 63259, 225925, 277565, 316295, 388591, 1387825, 1581475, 1942955, 2720137, 9714775, 13600685, 68003425]

約数ペア:

[(1, 68003425), (5, 13600685), (7, 9714775), (25, 2720137), (35, 1942955), (43, 1581475), (49, 1387825), (175, 388591), (215, 316295), (245, 277565), (301, 225925), (1075, 63259), (1225, 55513), (1291, 52675), (1505, 45185), (2107, 32275), (6455, 10535), (7525, 9037)]