81751744

素因数分解:

$2^6\times {\mathrm{109}}^1\times {\mathrm{11719}}^1$

素因数の和:11840

約数の個数: 28

約数和(自身を含む): 163728400

約数和(自身を除く): 81976656

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 218, 436, 872, 1744, 3488, 6976, 11719, 23438, 46876, 93752, 187504, 375008, 750016, 1277371, 2554742, 5109484, 10218968, 20437936, 40875872, 81751744]

約数ペア:

[(1, 81751744), (2, 40875872), (4, 20437936), (8, 10218968), (16, 5109484), (32, 2554742), (64, 1277371), (109, 750016), (218, 375008), (436, 187504), (872, 93752), (1744, 46876), (3488, 23438), (6976, 11719)]