51407820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{285599}}^1$

素因数の和:285614

約数の個数: 36

約数和(自身を含む): 155937600

約数和(自身を除く): 104529780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 285599, 571198, 856797, 1142396, 1427995, 1713594, 2570391, 2855990, 3427188, 4283985, 5140782, 5711980, 8567970, 10281564, 12851955, 17135940, 25703910, 51407820]

約数ペア:

[(1, 51407820), (2, 25703910), (3, 17135940), (4, 12851955), (5, 10281564), (6, 8567970), (9, 5711980), (10, 5140782), (12, 4283985), (15, 3427188), (18, 2855990), (20, 2570391), (30, 1713594), (36, 1427995), (45, 1142396), (60, 856797), (90, 571198), (180, 285599)]