198203425

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{3919}}^1$

素因数の和:3970

約数の個数: 36

約数和(自身を含む): 298453120

約数和(自身を除く): 100249695

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 289, 425, 595, 1445, 2023, 2975, 3919, 7225, 10115, 19595, 27433, 50575, 66623, 97975, 137165, 333115, 466361, 685825, 1132591, 1665575, 2331805, 5662955, 7928137, 11659025, 28314775, 39640685, 198203425]

約数ペア:

[(1, 198203425), (5, 39640685), (7, 28314775), (17, 11659025), (25, 7928137), (35, 5662955), (85, 2331805), (119, 1665575), (175, 1132591), (289, 685825), (425, 466361), (595, 333115), (1445, 137165), (2023, 97975), (2975, 66623), (3919, 50575), (7225, 27433), (10115, 19595)]