127445570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1307}}^1$

素因数の和:1527

約数の個数: 48

約数和(自身を含む): 268401600

約数和(自身を除く): 140956030

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 199, 245, 398, 490, 995, 1307, 1393, 1990, 2614, 2786, 6535, 6965, 9149, 9751, 13070, 13930, 18298, 19502, 45745, 48755, 64043, 91490, 97510, 128086, 260093, 320215, 520186, 640430, 1300465, 1820651, 2600930, 3641302, 9103255, 12744557, 18206510, 25489114, 63722785, 127445570]

約数ペア:

[(1, 127445570), (2, 63722785), (5, 25489114), (7, 18206510), (10, 12744557), (14, 9103255), (35, 3641302), (49, 2600930), (70, 1820651), (98, 1300465), (199, 640430), (245, 520186), (398, 320215), (490, 260093), (995, 128086), (1307, 97510), (1393, 91490), (1990, 64043), (2614, 48755), (2786, 45745), (6535, 19502), (6965, 18298), (9149, 13930), (9751, 13070)]