65810280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18911}}^1$

素因数の和:18954

約数の個数: 64

約数和(自身を含む): 204249600

約数和(自身を除く): 138439320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 18911, 37822, 56733, 75644, 94555, 113466, 151288, 189110, 226932, 283665, 378220, 453864, 548419, 567330, 756440, 1096838, 1134660, 1645257, 2193676, 2269320, 2742095, 3290514, 4387352, 5484190, 6581028, 8226285, 10968380, 13162056, 16452570, 21936760, 32905140, 65810280]

約数ペア:

[(1, 65810280), (2, 32905140), (3, 21936760), (4, 16452570), (5, 13162056), (6, 10968380), (8, 8226285), (10, 6581028), (12, 5484190), (15, 4387352), (20, 3290514), (24, 2742095), (29, 2269320), (30, 2193676), (40, 1645257), (58, 1134660), (60, 1096838), (87, 756440), (116, 567330), (120, 548419), (145, 453864), (174, 378220), (232, 283665), (290, 226932), (348, 189110), (435, 151288), (580, 113466), (696, 94555), (870, 75644), (1160, 56733), (1740, 37822), (3480, 18911)]