89719984

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{70981}}^1$

素因数の和:71068

約数の個数: 20

約数和(自身を含む): 176035360

約数和(自身を除く): 86315376

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 70981, 141962, 283924, 567848, 1135696, 5607499, 11214998, 22429996, 44859992, 89719984]

約数ペア:

[(1, 89719984), (2, 44859992), (4, 22429996), (8, 11214998), (16, 5607499), (79, 1135696), (158, 567848), (316, 283924), (632, 141962), (1264, 70981)]