81234272

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19087}}^1$

素因数の和:19123

約数の個数: 48

約数和(自身を含む): 192407040

約数和(自身を除く): 111172768

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 19087, 38174, 76348, 133609, 152696, 267218, 305392, 362653, 534436, 610784, 725306, 1068872, 1450612, 2137744, 2538571, 2901224, 4275488, 5077142, 5802448, 10154284, 11604896, 20308568, 40617136, 81234272]

約数ペア:

[(1, 81234272), (2, 40617136), (4, 20308568), (7, 11604896), (8, 10154284), (14, 5802448), (16, 5077142), (19, 4275488), (28, 2901224), (32, 2538571), (38, 2137744), (56, 1450612), (76, 1068872), (112, 725306), (133, 610784), (152, 534436), (224, 362653), (266, 305392), (304, 267218), (532, 152696), (608, 133609), (1064, 76348), (2128, 38174), (4256, 19087)]