81287552

素因数分解:

$2^7\times {\mathrm{97}}^1\times {\mathrm{6547}}^1$

素因数の和:6658

約数の個数: 32

約数和(自身を含む): 163634520

約数和(自身を除く): 82346968

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 128, 194, 388, 776, 1552, 3104, 6208, 6547, 12416, 13094, 26188, 52376, 104752, 209504, 419008, 635059, 838016, 1270118, 2540236, 5080472, 10160944, 20321888, 40643776, 81287552]

約数ペア:

[(1, 81287552), (2, 40643776), (4, 20321888), (8, 10160944), (16, 5080472), (32, 2540236), (64, 1270118), (97, 838016), (128, 635059), (194, 419008), (388, 209504), (776, 104752), (1552, 52376), (3104, 26188), (6208, 13094), (6547, 12416)]