162540172

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 306738432

約数和(自身を除く): 144198260

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 181, 227, 362, 454, 724, 908, 989, 1978, 3956, 4163, 5221, 7783, 8326, 9761, 10442, 15566, 16652, 19522, 20884, 31132, 39044, 41087, 82174, 164348, 179009, 224503, 358018, 449006, 716036, 898012, 945001, 1766741, 1890002, 3533482, 3780004, 7066964, 40635043, 81270086, 162540172]

約数ペア:

[(1, 162540172), (2, 81270086), (4, 40635043), (23, 7066964), (43, 3780004), (46, 3533482), (86, 1890002), (92, 1766741), (172, 945001), (181, 898012), (227, 716036), (362, 449006), (454, 358018), (724, 224503), (908, 179009), (989, 164348), (1978, 82174), (3956, 41087), (4163, 39044), (5221, 31132), (7783, 20884), (8326, 19522), (9761, 16652), (10442, 15566)]