161236852

素因数分解:

$2^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 340139520

約数和(自身を除く): 178902668

約数列:

[1, 2, 4, 7, 14, 28, 49, 59, 73, 98, 118, 146, 191, 196, 236, 292, 382, 413, 511, 764, 826, 1022, 1337, 1652, 2044, 2674, 2891, 3577, 4307, 5348, 5782, 7154, 8614, 9359, 11269, 11564, 13943, 14308, 17228, 18718, 22538, 27886, 30149, 37436, 45076, 55772, 60298, 78883, 97601, 120596, 157766, 195202, 211043, 315532, 390404, 422086, 552181, 683207, 822637, 844172, 1104362, 1366414, 1645274, 2208724, 2732828, 3290548, 5758459, 11516918, 23033836, 40309213, 80618426, 161236852]

約数ペア:

[(1, 161236852), (2, 80618426), (4, 40309213), (7, 23033836), (14, 11516918), (28, 5758459), (49, 3290548), (59, 2732828), (73, 2208724), (98, 1645274), (118, 1366414), (146, 1104362), (191, 844172), (196, 822637), (236, 683207), (292, 552181), (382, 422086), (413, 390404), (511, 315532), (764, 211043), (826, 195202), (1022, 157766), (1337, 120596), (1652, 97601), (2044, 78883), (2674, 60298), (2891, 55772), (3577, 45076), (4307, 37436), (5348, 30149), (5782, 27886), (7154, 22538), (8614, 18718), (9359, 17228), (11269, 14308), (11564, 13943)]