199890845

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4363}}^1$

素因数の和:4410

約数の個数: 48

約数和(自身を含む): 322377408

約数和(自身を除く): 122486563

約数列:

[1, 5, 7, 11, 17, 35, 49, 55, 77, 85, 119, 187, 245, 385, 539, 595, 833, 935, 1309, 2695, 4165, 4363, 6545, 9163, 21815, 30541, 45815, 47993, 74171, 152705, 213787, 239965, 335951, 370855, 519197, 815881, 1068935, 1679755, 2351657, 2595985, 3634379, 4079405, 5711167, 11758285, 18171895, 28555835, 39978169, 199890845]

約数ペア:

[(1, 199890845), (5, 39978169), (7, 28555835), (11, 18171895), (17, 11758285), (35, 5711167), (49, 4079405), (55, 3634379), (77, 2595985), (85, 2351657), (119, 1679755), (187, 1068935), (245, 815881), (385, 519197), (539, 370855), (595, 335951), (833, 239965), (935, 213787), (1309, 152705), (2695, 74171), (4165, 47993), (4363, 45815), (6545, 30541), (9163, 21815)]