71957480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{36713}}^1$

素因数の和:36738

約数の個数: 48

約数和(自身を含む): 188342820

約数和(自身を除く): 116385340

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 36713, 73426, 146852, 183565, 256991, 293704, 367130, 513982, 734260, 1027964, 1284955, 1468520, 1798937, 2055928, 2569910, 3597874, 5139820, 7195748, 8994685, 10279640, 14391496, 17989370, 35978740, 71957480]

約数ペア:

[(1, 71957480), (2, 35978740), (4, 17989370), (5, 14391496), (7, 10279640), (8, 8994685), (10, 7195748), (14, 5139820), (20, 3597874), (28, 2569910), (35, 2055928), (40, 1798937), (49, 1468520), (56, 1284955), (70, 1027964), (98, 734260), (140, 513982), (196, 367130), (245, 293704), (280, 256991), (392, 183565), (490, 146852), (980, 73426), (1960, 36713)]