51721760

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{5479}}^1$

素因数の和:5553

約数の個数: 48

約数和(自身を含む): 124286400

約数和(自身を除く): 72564640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 160, 236, 295, 472, 590, 944, 1180, 1888, 2360, 4720, 5479, 9440, 10958, 21916, 27395, 43832, 54790, 87664, 109580, 175328, 219160, 323261, 438320, 646522, 876640, 1293044, 1616305, 2586088, 3232610, 5172176, 6465220, 10344352, 12930440, 25860880, 51721760]

約数ペア:

[(1, 51721760), (2, 25860880), (4, 12930440), (5, 10344352), (8, 6465220), (10, 5172176), (16, 3232610), (20, 2586088), (32, 1616305), (40, 1293044), (59, 876640), (80, 646522), (118, 438320), (160, 323261), (236, 219160), (295, 175328), (472, 109580), (590, 87664), (944, 54790), (1180, 43832), (1888, 27395), (2360, 21916), (4720, 10958), (5479, 9440)]