72139616

素因数分解:

$2^5\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 145487664

約数和(自身を除く): 73348048

約数列:

[1, 2, 4, 8, 16, 32, 83, 157, 166, 173, 314, 332, 346, 628, 664, 692, 1256, 1328, 1384, 2512, 2656, 2768, 5024, 5536, 13031, 14359, 26062, 27161, 28718, 52124, 54322, 57436, 104248, 108644, 114872, 208496, 217288, 229744, 416992, 434576, 459488, 869152, 2254363, 4508726, 9017452, 18034904, 36069808, 72139616]

約数ペア:

[(1, 72139616), (2, 36069808), (4, 18034904), (8, 9017452), (16, 4508726), (32, 2254363), (83, 869152), (157, 459488), (166, 434576), (173, 416992), (314, 229744), (332, 217288), (346, 208496), (628, 114872), (664, 108644), (692, 104248), (1256, 57436), (1328, 54322), (1384, 52124), (2512, 28718), (2656, 27161), (2768, 26062), (5024, 14359), (5536, 13031)]