64664908

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 145650960

約数和(自身を除く): 80986052

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 89, 98, 154, 178, 196, 308, 337, 356, 539, 623, 674, 979, 1078, 1246, 1348, 1958, 2156, 2359, 2492, 3707, 3916, 4361, 4718, 6853, 7414, 8722, 9436, 13706, 14828, 16513, 17444, 25949, 27412, 29993, 33026, 47971, 51898, 59986, 66052, 95942, 103796, 119972, 181643, 191884, 209951, 329923, 363286, 419902, 659846, 726572, 839804, 1319692, 1469657, 2309461, 2939314, 4618922, 5878628, 9237844, 16166227, 32332454, 64664908]

約数ペア:

[(1, 64664908), (2, 32332454), (4, 16166227), (7, 9237844), (11, 5878628), (14, 4618922), (22, 2939314), (28, 2309461), (44, 1469657), (49, 1319692), (77, 839804), (89, 726572), (98, 659846), (154, 419902), (178, 363286), (196, 329923), (308, 209951), (337, 191884), (356, 181643), (539, 119972), (623, 103796), (674, 95942), (979, 66052), (1078, 59986), (1246, 51898), (1348, 47971), (1958, 33026), (2156, 29993), (2359, 27412), (2492, 25949), (3707, 17444), (3916, 16513), (4361, 14828), (4718, 13706), (6853, 9436), (7414, 8722)]