81171152

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{52301}}^1$

素因数の和:52406

約数の個数: 20

約数和(自身を含む): 158893476

約数和(自身を除く): 77722324

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 52301, 104602, 209204, 418408, 836816, 5073197, 10146394, 20292788, 40585576, 81171152]

約数ペア:

[(1, 81171152), (2, 40585576), (4, 20292788), (8, 10146394), (16, 5073197), (97, 836816), (194, 418408), (388, 209204), (776, 104602), (1552, 52301)]