77852216

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 160088400

約数和(自身を除く): 82236184

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 169, 178, 338, 356, 647, 676, 712, 1157, 1294, 1352, 2314, 2588, 4628, 5176, 8411, 9256, 15041, 16822, 30082, 33644, 57583, 60164, 67288, 109343, 115166, 120328, 218686, 230332, 437372, 460664, 748579, 874744, 1497158, 2994316, 5988632, 9731527, 19463054, 38926108, 77852216]

約数ペア:

[(1, 77852216), (2, 38926108), (4, 19463054), (8, 9731527), (13, 5988632), (26, 2994316), (52, 1497158), (89, 874744), (104, 748579), (169, 460664), (178, 437372), (338, 230332), (356, 218686), (647, 120328), (676, 115166), (712, 109343), (1157, 67288), (1294, 60164), (1352, 57583), (2314, 33644), (2588, 30082), (4628, 16822), (5176, 15041), (8411, 9256)]