61177880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 143769600

約数和(自身を除く): 82591720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 103, 124, 155, 206, 248, 310, 412, 479, 515, 620, 824, 958, 1030, 1240, 1916, 2060, 2395, 3193, 3832, 4120, 4790, 6386, 9580, 12772, 14849, 15965, 19160, 25544, 29698, 31930, 49337, 59396, 63860, 74245, 98674, 118792, 127720, 148490, 197348, 246685, 296980, 394696, 493370, 593960, 986740, 1529447, 1973480, 3058894, 6117788, 7647235, 12235576, 15294470, 30588940, 61177880]

約数ペア:

[(1, 61177880), (2, 30588940), (4, 15294470), (5, 12235576), (8, 7647235), (10, 6117788), (20, 3058894), (31, 1973480), (40, 1529447), (62, 986740), (103, 593960), (124, 493370), (155, 394696), (206, 296980), (248, 246685), (310, 197348), (412, 148490), (479, 127720), (515, 118792), (620, 98674), (824, 74245), (958, 63860), (1030, 59396), (1240, 49337), (1916, 31930), (2060, 29698), (2395, 25544), (3193, 19160), (3832, 15965), (4120, 14849), (4790, 12772), (6386, 9580)]