81709600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{14591}}^1$

素因数の和:14618

約数の個数: 72

約数和(自身を含む): 227985408

約数和(自身を除く): 146275808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 14591, 29182, 58364, 72955, 102137, 116728, 145910, 204274, 233456, 291820, 364775, 408548, 466912, 510685, 583640, 729550, 817096, 1021370, 1167280, 1459100, 1634192, 2042740, 2334560, 2553425, 2918200, 3268384, 4085480, 5106850, 5836400, 8170960, 10213700, 11672800, 16341920, 20427400, 40854800, 81709600]

約数ペア:

[(1, 81709600), (2, 40854800), (4, 20427400), (5, 16341920), (7, 11672800), (8, 10213700), (10, 8170960), (14, 5836400), (16, 5106850), (20, 4085480), (25, 3268384), (28, 2918200), (32, 2553425), (35, 2334560), (40, 2042740), (50, 1634192), (56, 1459100), (70, 1167280), (80, 1021370), (100, 817096), (112, 729550), (140, 583640), (160, 510685), (175, 466912), (200, 408548), (224, 364775), (280, 291820), (350, 233456), (400, 204274), (560, 145910), (700, 116728), (800, 102137), (1120, 72955), (1400, 58364), (2800, 29182), (5600, 14591)]