80345296

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:691

約数の個数: 40

約数和(自身を含む): 159418368

約数和(自身を除く): 79073072

約数列:

[1, 2, 4, 8, 16, 61, 122, 191, 244, 382, 431, 488, 764, 862, 976, 1528, 1724, 3056, 3448, 6896, 11651, 23302, 26291, 46604, 52582, 82321, 93208, 105164, 164642, 186416, 210328, 329284, 420656, 658568, 1317136, 5021581, 10043162, 20086324, 40172648, 80345296]

約数ペア:

[(1, 80345296), (2, 40172648), (4, 20086324), (8, 10043162), (16, 5021581), (61, 1317136), (122, 658568), (191, 420656), (244, 329284), (382, 210328), (431, 186416), (488, 164642), (764, 105164), (862, 93208), (976, 82321), (1528, 52582), (1724, 46604), (3056, 26291), (3448, 23302), (6896, 11651)]