81099904

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{33347}}^1$

素因数の和:33380

約数の個数: 32

約数和(自身を含む): 170074800

約数和(自身を除く): 88974896

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 33347, 66694, 133388, 266776, 533552, 633593, 1067104, 1267186, 2134208, 2534372, 4268416, 5068744, 10137488, 20274976, 40549952, 81099904]

約数ペア:

[(1, 81099904), (2, 40549952), (4, 20274976), (8, 10137488), (16, 5068744), (19, 4268416), (32, 2534372), (38, 2134208), (64, 1267186), (76, 1067104), (128, 633593), (152, 533552), (304, 266776), (608, 133388), (1216, 66694), (2432, 33347)]