25429688

素因数分解:

$2^3\times {\mathrm{17}}^3\times {\mathrm{647}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 50738400

約数和(自身を除く): 25308712

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 647, 1156, 1294, 2312, 2588, 4913, 5176, 9826, 10999, 19652, 21998, 39304, 43996, 87992, 186983, 373966, 747932, 1495864, 3178711, 6357422, 12714844, 25429688]

約数ペア:

[(1, 25429688), (2, 12714844), (4, 6357422), (8, 3178711), (17, 1495864), (34, 747932), (68, 373966), (136, 186983), (289, 87992), (578, 43996), (647, 39304), (1156, 21998), (1294, 19652), (2312, 10999), (2588, 9826), (4913, 5176)]