155020005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2473}}^1$

素因数の和:2690

約数の個数: 48

約数和(自身を含む): 308755200

約数和(自身を除く): 153735195

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 199, 315, 597, 995, 1393, 1791, 2473, 2985, 4179, 6965, 7419, 8955, 12365, 12537, 17311, 20895, 22257, 37095, 51933, 62685, 86555, 111285, 155799, 259665, 492127, 778995, 1476381, 2460635, 3444889, 4429143, 7381905, 10334667, 17224445, 22145715, 31004001, 51673335, 155020005]

約数ペア:

[(1, 155020005), (3, 51673335), (5, 31004001), (7, 22145715), (9, 17224445), (15, 10334667), (21, 7381905), (35, 4429143), (45, 3444889), (63, 2460635), (105, 1476381), (199, 778995), (315, 492127), (597, 259665), (995, 155799), (1393, 111285), (1791, 86555), (2473, 62685), (2985, 51933), (4179, 37095), (6965, 22257), (7419, 20895), (8955, 17311), (12365, 12537)]