72630880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{64849}}^1$

素因数の和:64871

約数の個数: 48

約数和(自身を含む): 196106400

約数和(自身を除く): 123475520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 64849, 129698, 259396, 324245, 453943, 518792, 648490, 907886, 1037584, 1296980, 1815772, 2075168, 2269715, 2593960, 3631544, 4539430, 5187920, 7263088, 9078860, 10375840, 14526176, 18157720, 36315440, 72630880]

約数ペア:

[(1, 72630880), (2, 36315440), (4, 18157720), (5, 14526176), (7, 10375840), (8, 9078860), (10, 7263088), (14, 5187920), (16, 4539430), (20, 3631544), (28, 2593960), (32, 2269715), (35, 2075168), (40, 1815772), (56, 1296980), (70, 1037584), (80, 907886), (112, 648490), (140, 518792), (160, 453943), (224, 324245), (280, 259396), (560, 129698), (1120, 64849)]