162988720

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{6427}}^1$

素因数の和:6757

約数の個数: 40

約数和(自身を含む): 380203344

約数和(自身を除く): 217214624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 5072, 6340, 6427, 12680, 12854, 25360, 25708, 32135, 51416, 64270, 102832, 128540, 257080, 514160, 2037359, 4074718, 8149436, 10186795, 16298872, 20373590, 32597744, 40747180, 81494360, 162988720]

約数ペア:

[(1, 162988720), (2, 81494360), (4, 40747180), (5, 32597744), (8, 20373590), (10, 16298872), (16, 10186795), (20, 8149436), (40, 4074718), (80, 2037359), (317, 514160), (634, 257080), (1268, 128540), (1585, 102832), (2536, 64270), (3170, 51416), (5072, 32135), (6340, 25708), (6427, 25360), (12680, 12854)]