164763760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9491}}^1$

素因数の和:9542

約数の個数: 80

約数和(自身を含む): 451971072

約数和(自身を除く): 287207312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 9491, 17360, 18982, 37964, 47455, 66437, 75928, 94910, 132874, 151856, 189820, 265748, 294221, 332185, 379640, 531496, 588442, 664370, 759280, 1062992, 1176884, 1328740, 1471105, 2059547, 2353768, 2657480, 2942210, 4119094, 4707536, 5314960, 5884420, 8238188, 10297735, 11768840, 16476376, 20595470, 23537680, 32952752, 41190940, 82381880, 164763760]

約数ペア:

[(1, 164763760), (2, 82381880), (4, 41190940), (5, 32952752), (7, 23537680), (8, 20595470), (10, 16476376), (14, 11768840), (16, 10297735), (20, 8238188), (28, 5884420), (31, 5314960), (35, 4707536), (40, 4119094), (56, 2942210), (62, 2657480), (70, 2353768), (80, 2059547), (112, 1471105), (124, 1328740), (140, 1176884), (155, 1062992), (217, 759280), (248, 664370), (280, 588442), (310, 531496), (434, 379640), (496, 332185), (560, 294221), (620, 265748), (868, 189820), (1085, 151856), (1240, 132874), (1736, 94910), (2170, 75928), (2480, 66437), (3472, 47455), (4340, 37964), (8680, 18982), (9491, 17360)]