82200520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47791}}^1$

素因数の和:47845

約数の個数: 32

約数和(自身を含む): 189256320

約数和(自身を除く): 107055800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 47791, 95582, 191164, 238955, 382328, 477910, 955820, 1911640, 2055013, 4110026, 8220052, 10275065, 16440104, 20550130, 41100260, 82200520]

約数ペア:

[(1, 82200520), (2, 41100260), (4, 20550130), (5, 16440104), (8, 10275065), (10, 8220052), (20, 4110026), (40, 2055013), (43, 1911640), (86, 955820), (172, 477910), (215, 382328), (344, 238955), (430, 191164), (860, 95582), (1720, 47791)]