80385488

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:551

約数の個数: 40

約数和(自身を含む): 158648328

約数和(自身を除く): 78262840

約数列:

[1, 2, 4, 8, 16, 113, 173, 226, 257, 346, 452, 514, 692, 904, 1028, 1384, 1808, 2056, 2768, 4112, 19549, 29041, 39098, 44461, 58082, 78196, 88922, 116164, 156392, 177844, 232328, 312784, 355688, 464656, 711376, 5024093, 10048186, 20096372, 40192744, 80385488]

約数ペア:

[(1, 80385488), (2, 40192744), (4, 20096372), (8, 10048186), (16, 5024093), (113, 711376), (173, 464656), (226, 355688), (257, 312784), (346, 232328), (452, 177844), (514, 156392), (692, 116164), (904, 88922), (1028, 78196), (1384, 58082), (1808, 44461), (2056, 39098), (2768, 29041), (4112, 19549)]