172055900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{40013}}^1$

素因数の和:40070

約数の個数: 36

約数和(自身を含む): 382053672

約数和(自身を除く): 209997772

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 40013, 80026, 160052, 200065, 400130, 800260, 1000325, 1720559, 2000650, 3441118, 4001300, 6882236, 8602795, 17205590, 34411180, 43013975, 86027950, 172055900]

約数ペア:

[(1, 172055900), (2, 86027950), (4, 43013975), (5, 34411180), (10, 17205590), (20, 8602795), (25, 6882236), (43, 4001300), (50, 3441118), (86, 2000650), (100, 1720559), (172, 1000325), (215, 800260), (430, 400130), (860, 200065), (1075, 160052), (2150, 80026), (4300, 40013)]