25330256

素因数分解:

$2^4\times 7^2\times {\mathrm{32309}}^1$

素因数の和:32331

約数の個数: 30

約数和(自身を含む): 57091770

約数和(自身を除く): 31761514

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 32309, 64618, 129236, 226163, 258472, 452326, 516944, 904652, 1583141, 1809304, 3166282, 3618608, 6332564, 12665128, 25330256]

約数ペア:

[(1, 25330256), (2, 12665128), (4, 6332564), (7, 3618608), (8, 3166282), (14, 1809304), (16, 1583141), (28, 904652), (49, 516944), (56, 452326), (98, 258472), (112, 226163), (196, 129236), (392, 64618), (784, 32309)]