105457720

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^2\times {\mathrm{523}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 241129080

約数和(自身を除く): 135671360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 523, 568, 710, 1046, 1420, 2092, 2615, 2840, 4184, 5041, 5230, 10082, 10460, 20164, 20920, 25205, 37133, 40328, 50410, 74266, 100820, 148532, 185665, 201640, 297064, 371330, 742660, 1485320, 2636443, 5272886, 10545772, 13182215, 21091544, 26364430, 52728860, 105457720]

約数ペア:

[(1, 105457720), (2, 52728860), (4, 26364430), (5, 21091544), (8, 13182215), (10, 10545772), (20, 5272886), (40, 2636443), (71, 1485320), (142, 742660), (284, 371330), (355, 297064), (523, 201640), (568, 185665), (710, 148532), (1046, 100820), (1420, 74266), (2092, 50410), (2615, 40328), (2840, 37133), (4184, 25205), (5041, 20920), (5230, 20164), (10082, 10460)]