51363760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13103}}^1$

素因数の和:13130

約数の個数: 60

約数和(自身を含む): 138928608

約数和(自身を除く): 87564848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 13103, 26206, 52412, 65515, 91721, 104824, 131030, 183442, 209648, 262060, 366884, 458605, 524120, 642047, 733768, 917210, 1048240, 1284094, 1467536, 1834420, 2568188, 3210235, 3668840, 5136376, 6420470, 7337680, 10272752, 12840940, 25681880, 51363760]

約数ペア:

[(1, 51363760), (2, 25681880), (4, 12840940), (5, 10272752), (7, 7337680), (8, 6420470), (10, 5136376), (14, 3668840), (16, 3210235), (20, 2568188), (28, 1834420), (35, 1467536), (40, 1284094), (49, 1048240), (56, 917210), (70, 733768), (80, 642047), (98, 524120), (112, 458605), (140, 366884), (196, 262060), (245, 209648), (280, 183442), (392, 131030), (490, 104824), (560, 91721), (784, 65515), (980, 52412), (1960, 26206), (3920, 13103)]