65092020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{154981}}^1$

素因数の和:155000

約数の個数: 48

約数和(自身を含む): 208295808

約数和(自身を除く): 143203788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 154981, 309962, 464943, 619924, 774905, 929886, 1084867, 1549810, 1859772, 2169734, 2324715, 3099620, 3254601, 4339468, 4649430, 5424335, 6509202, 9298860, 10848670, 13018404, 16273005, 21697340, 32546010, 65092020]

約数ペア:

[(1, 65092020), (2, 32546010), (3, 21697340), (4, 16273005), (5, 13018404), (6, 10848670), (7, 9298860), (10, 6509202), (12, 5424335), (14, 4649430), (15, 4339468), (20, 3254601), (21, 3099620), (28, 2324715), (30, 2169734), (35, 1859772), (42, 1549810), (60, 1084867), (70, 929886), (84, 774905), (105, 619924), (140, 464943), (210, 309962), (420, 154981)]