129815984

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{1459}}^1$

素因数の和:1617

約数の個数: 40

約数和(自身を含む): 258525120

約数和(自身を除く): 128709136

約数列:

[1, 2, 4, 8, 16, 67, 83, 134, 166, 268, 332, 536, 664, 1072, 1328, 1459, 2918, 5561, 5836, 11122, 11672, 22244, 23344, 44488, 88976, 97753, 121097, 195506, 242194, 391012, 484388, 782024, 968776, 1564048, 1937552, 8113499, 16226998, 32453996, 64907992, 129815984]

約数ペア:

[(1, 129815984), (2, 64907992), (4, 32453996), (8, 16226998), (16, 8113499), (67, 1937552), (83, 1564048), (134, 968776), (166, 782024), (268, 484388), (332, 391012), (536, 242194), (664, 195506), (1072, 121097), (1328, 97753), (1459, 88976), (2918, 44488), (5561, 23344), (5836, 22244), (11122, 11672)]