81637136

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{3359}}^1$

素因数の和:3412

約数の個数: 60

約数和(自身を含む): 189987840

約数和(自身を除く): 108350704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 392, 434, 496, 784, 868, 1519, 1736, 3038, 3359, 3472, 6076, 6718, 12152, 13436, 23513, 24304, 26872, 47026, 53744, 94052, 104129, 164591, 188104, 208258, 329182, 376208, 416516, 658364, 728903, 833032, 1316728, 1457806, 1666064, 2633456, 2915612, 5102321, 5831224, 10204642, 11662448, 20409284, 40818568, 81637136]

約数ペア:

[(1, 81637136), (2, 40818568), (4, 20409284), (7, 11662448), (8, 10204642), (14, 5831224), (16, 5102321), (28, 2915612), (31, 2633456), (49, 1666064), (56, 1457806), (62, 1316728), (98, 833032), (112, 728903), (124, 658364), (196, 416516), (217, 376208), (248, 329182), (392, 208258), (434, 188104), (496, 164591), (784, 104129), (868, 94052), (1519, 53744), (1736, 47026), (3038, 26872), (3359, 24304), (3472, 23513), (6076, 13436), (6718, 12152)]