28268688190

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2477}}^1\times {\mathrm{12823}}^1$

素因数の和:15396

約数の個数: 32

約数和(自身を含む): 51480152640

約数和(自身を除く): 23211464450

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 2477, 4954, 12385, 12823, 24770, 25646, 64115, 128230, 220453, 440906, 1102265, 1141247, 2204530, 2282494, 5706235, 11412470, 31762571, 63525142, 158812855, 317625710, 2826868819, 5653737638, 14134344095, 28268688190]

約数ペア:

[(1, 28268688190), (2, 14134344095), (5, 5653737638), (10, 2826868819), (89, 317625710), (178, 158812855), (445, 63525142), (890, 31762571), (2477, 11412470), (4954, 5706235), (12385, 2282494), (12823, 2204530), (24770, 1141247), (25646, 1102265), (64115, 440906), (128230, 220453)]