25481288

素因数分解:

$2^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1987}}^1$

素因数の和:2229

約数の個数: 32

約数和(自身を含む): 54868800

約数和(自身を除く): 29387512

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 229, 458, 916, 1603, 1832, 1987, 3206, 3974, 6412, 7948, 12824, 13909, 15896, 27818, 55636, 111272, 455023, 910046, 1820092, 3185161, 3640184, 6370322, 12740644, 25481288]

約数ペア:

[(1, 25481288), (2, 12740644), (4, 6370322), (7, 3640184), (8, 3185161), (14, 1820092), (28, 910046), (56, 455023), (229, 111272), (458, 55636), (916, 27818), (1603, 15896), (1832, 13909), (1987, 12824), (3206, 7948), (3974, 6412)]