165210880

素因数分解:

$2^8\times 5^1\times {\mathrm{337}}^1\times {\mathrm{383}}^1$

素因数の和:741

約数の個数: 72

約数和(自身を含む): 397942272

約数和(自身を除く): 232731392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 337, 383, 640, 674, 766, 1280, 1348, 1532, 1685, 1915, 2696, 3064, 3370, 3830, 5392, 6128, 6740, 7660, 10784, 12256, 13480, 15320, 21568, 24512, 26960, 30640, 43136, 49024, 53920, 61280, 86272, 98048, 107840, 122560, 129071, 215680, 245120, 258142, 431360, 490240, 516284, 645355, 1032568, 1290710, 2065136, 2581420, 4130272, 5162840, 8260544, 10325680, 16521088, 20651360, 33042176, 41302720, 82605440, 165210880]

約数ペア:

[(1, 165210880), (2, 82605440), (4, 41302720), (5, 33042176), (8, 20651360), (10, 16521088), (16, 10325680), (20, 8260544), (32, 5162840), (40, 4130272), (64, 2581420), (80, 2065136), (128, 1290710), (160, 1032568), (256, 645355), (320, 516284), (337, 490240), (383, 431360), (640, 258142), (674, 245120), (766, 215680), (1280, 129071), (1348, 122560), (1532, 107840), (1685, 98048), (1915, 86272), (2696, 61280), (3064, 53920), (3370, 49024), (3830, 43136), (5392, 30640), (6128, 26960), (6740, 24512), (7660, 21568), (10784, 15320), (12256, 13480)]