202880

素因数分解:

$2^7\times 5^1\times {\mathrm{317}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 486540

約数和(自身を除く): 283660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 317, 320, 634, 640, 1268, 1585, 2536, 3170, 5072, 6340, 10144, 12680, 20288, 25360, 40576, 50720, 101440, 202880]

約数ペア:

[(1, 202880), (2, 101440), (4, 50720), (5, 40576), (8, 25360), (10, 20288), (16, 12680), (20, 10144), (32, 6340), (40, 5072), (64, 3170), (80, 2536), (128, 1585), (160, 1268), (317, 640), (320, 634)]