65889990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{881}}^1$

素因数の和:1174

約数の個数: 64

約数和(自身を含む): 176541120

約数和(自身を除く): 110651130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 277, 554, 831, 881, 1385, 1662, 1762, 2493, 2643, 2770, 4155, 4405, 4986, 5286, 7479, 7929, 8310, 8810, 12465, 13215, 14958, 15858, 23787, 24930, 26430, 37395, 39645, 47574, 74790, 79290, 118935, 237870, 244037, 488074, 732111, 1220185, 1464222, 2196333, 2440370, 3660555, 4392666, 6588999, 7321110, 10981665, 13177998, 21963330, 32944995, 65889990]

約数ペア:

[(1, 65889990), (2, 32944995), (3, 21963330), (5, 13177998), (6, 10981665), (9, 7321110), (10, 6588999), (15, 4392666), (18, 3660555), (27, 2440370), (30, 2196333), (45, 1464222), (54, 1220185), (90, 732111), (135, 488074), (270, 244037), (277, 237870), (554, 118935), (831, 79290), (881, 74790), (1385, 47574), (1662, 39645), (1762, 37395), (2493, 26430), (2643, 24930), (2770, 23787), (4155, 15858), (4405, 14958), (4986, 13215), (5286, 12465), (7479, 8810), (7929, 8310)]