81048772

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 167408640

約数和(自身を除く): 86359868

約数列:

[1, 2, 4, 7, 14, 28, 59, 71, 118, 142, 236, 284, 413, 497, 691, 826, 994, 1382, 1652, 1988, 2764, 4189, 4837, 8378, 9674, 16756, 19348, 29323, 40769, 49061, 58646, 81538, 98122, 117292, 163076, 196244, 285383, 343427, 570766, 686854, 1141532, 1373708, 2894599, 5789198, 11578396, 20262193, 40524386, 81048772]

約数ペア:

[(1, 81048772), (2, 40524386), (4, 20262193), (7, 11578396), (14, 5789198), (28, 2894599), (59, 1373708), (71, 1141532), (118, 686854), (142, 570766), (236, 343427), (284, 285383), (413, 196244), (497, 163076), (691, 117292), (826, 98122), (994, 81538), (1382, 58646), (1652, 49061), (1988, 40769), (2764, 29323), (4189, 19348), (4837, 16756), (8378, 9674)]