288766270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{5431}}^1$

素因数の和:5860

約数の個数: 32

約数和(自身を含む): 561234240

約数和(自身を除く): 272467970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 409, 818, 2045, 4090, 5317, 5431, 10634, 10862, 26585, 27155, 53170, 54310, 70603, 141206, 353015, 706030, 2221279, 4442558, 11106395, 22212790, 28876627, 57753254, 144383135, 288766270]

約数ペア:

[(1, 288766270), (2, 144383135), (5, 57753254), (10, 28876627), (13, 22212790), (26, 11106395), (65, 4442558), (130, 2221279), (409, 706030), (818, 353015), (2045, 141206), (4090, 70603), (5317, 54310), (5431, 53170), (10634, 27155), (10862, 26585)]