289091425

素因数分解:

$5^2\times 7^2\times {\mathrm{409}}^1\times {\mathrm{577}}^1$

素因数の和:1010

約数の個数: 36

約数和(自身を含む): 418743660

約数和(自身を除く): 129652235

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 409, 577, 1225, 2045, 2863, 2885, 4039, 10225, 14315, 14425, 20041, 20195, 28273, 71575, 100205, 100975, 141365, 235993, 501025, 706825, 1179965, 1651951, 5899825, 8259755, 11563657, 41298775, 57818285, 289091425]

約数ペア:

[(1, 289091425), (5, 57818285), (7, 41298775), (25, 11563657), (35, 8259755), (49, 5899825), (175, 1651951), (245, 1179965), (409, 706825), (577, 501025), (1225, 235993), (2045, 141365), (2863, 100975), (2885, 100205), (4039, 71575), (10225, 28273), (14315, 20195), (14425, 20041)]