25131568

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20399}}^1$

素因数の和:20425

約数の個数: 40

約数和(自身を含む): 60710400

約数和(自身を除く): 35578832

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 20399, 40798, 81596, 142793, 163192, 224389, 285586, 326384, 448778, 571172, 897556, 1142344, 1570723, 1795112, 2284688, 3141446, 3590224, 6282892, 12565784, 25131568]

約数ペア:

[(1, 25131568), (2, 12565784), (4, 6282892), (7, 3590224), (8, 3141446), (11, 2284688), (14, 1795112), (16, 1570723), (22, 1142344), (28, 897556), (44, 571172), (56, 448778), (77, 326384), (88, 285586), (112, 224389), (154, 163192), (176, 142793), (308, 81596), (616, 40798), (1232, 20399)]