81746144

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{28703}}^1$

素因数の和:28802

約数の個数: 24

約数和(自身を含む): 162751680

約数和(自身を除く): 81005536

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 28703, 57406, 114812, 229624, 459248, 918496, 2554567, 5109134, 10218268, 20436536, 40873072, 81746144]

約数ペア:

[(1, 81746144), (2, 40873072), (4, 20436536), (8, 10218268), (16, 5109134), (32, 2554567), (89, 918496), (178, 459248), (356, 229624), (712, 114812), (1424, 57406), (2848, 28703)]