54890390

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1613}}^1$

素因数の和:1744

約数の個数: 32

約数和(自身を含む): 102495456

約数和(自身を除く): 47605066

約数列:

[1, 2, 5, 10, 41, 82, 83, 166, 205, 410, 415, 830, 1613, 3226, 3403, 6806, 8065, 16130, 17015, 34030, 66133, 132266, 133879, 267758, 330665, 661330, 669395, 1338790, 5489039, 10978078, 27445195, 54890390]

約数ペア:

[(1, 54890390), (2, 27445195), (5, 10978078), (10, 5489039), (41, 1338790), (82, 669395), (83, 661330), (166, 330665), (205, 267758), (410, 133879), (415, 132266), (830, 66133), (1613, 34030), (3226, 17015), (3403, 16130), (6806, 8065)]