25779412

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 50948352

約数和(自身を除く): 25168940

約数列:

[1, 2, 4, 17, 23, 34, 46, 53, 68, 92, 106, 212, 311, 391, 622, 782, 901, 1219, 1244, 1564, 1802, 2438, 3604, 4876, 5287, 7153, 10574, 14306, 16483, 20723, 21148, 28612, 32966, 41446, 65932, 82892, 121601, 243202, 280211, 379109, 486404, 560422, 758218, 1120844, 1516436, 6444853, 12889706, 25779412]

約数ペア:

[(1, 25779412), (2, 12889706), (4, 6444853), (17, 1516436), (23, 1120844), (34, 758218), (46, 560422), (53, 486404), (68, 379109), (92, 280211), (106, 243202), (212, 121601), (311, 82892), (391, 65932), (622, 41446), (782, 32966), (901, 28612), (1219, 21148), (1244, 20723), (1564, 16483), (1802, 14306), (2438, 10574), (3604, 7153), (4876, 5287)]