25918256

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2543}}^1$

素因数の和:2578

約数の個数: 60

約数和(自身を含む): 62933472

約数和(自身を除く): 37015216

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2543, 2548, 5086, 5096, 10172, 10192, 17801, 20344, 33059, 35602, 40688, 66118, 71204, 124607, 132236, 142408, 231413, 249214, 264472, 284816, 462826, 498428, 528944, 925652, 996856, 1619891, 1851304, 1993712, 3239782, 3702608, 6479564, 12959128, 25918256]

約数ペア:

[(1, 25918256), (2, 12959128), (4, 6479564), (7, 3702608), (8, 3239782), (13, 1993712), (14, 1851304), (16, 1619891), (26, 996856), (28, 925652), (49, 528944), (52, 498428), (56, 462826), (91, 284816), (98, 264472), (104, 249214), (112, 231413), (182, 142408), (196, 132236), (208, 124607), (364, 71204), (392, 66118), (637, 40688), (728, 35602), (784, 33059), (1274, 20344), (1456, 17801), (2543, 10192), (2548, 10172), (5086, 5096)]